250 lots

LOT 101

The Quarter Millennium of Vacheron Co... Geneva, Apr 03, 2005

?Savonnette Carrée? Vacheron & Constantin, Genève, No. 371246, case No. 253677, Made in 1928. Exceptionally fine and rare, square, 18K yellow gold, platinum and enamel gentle-man?s wristwatch with concealed dial and a yellow gold Vacheron & Constantin buckle. Accompanied by a Certificate of Authenticity.

C. Three-body, solid, polished and brushed, gold cover with enamel monogram ?MDM?,engraved border inlaid with platinum, opening via pushers in the band, band engravedwith floral arches, bezel with ribbon engraving, engraved lugs, hinged back.D. Silvered, brushed, with applied gold ?cubiste ?numerals, outer minute track. Gilt steel"moderne" hands. M. Cal. R.A. 9???90 18/12, rhodium plated, 18 jewels, cut bimetallicbalance adjusted to five positions, flat balance spring.Dial, case and movement signed.Dim. 27 x 27 mm. Thickness: 7.8 mm.

Grading System:

CHF 60,000 - 80,000

EUR 40,000 - 50,000

USD 50,000 - 70,000

Sold: CHF 63,250

LOT 102

The Quarter Millennium of Vacheron Co... Geneva, Apr 03, 2005

?Alexander I Karagjordgevic, King of Serbs, Croats and Slovenes.? Vacheron & Constantin, Genève, No. 412770, case No. 256398. Made in 1931. Fine and rare, thin, 18K white and yellow gold jump hour, wandering minute keyless Art Deco presentation dress watch with enamel coat of arms for Alexander I Karagjordgevic, King of Serbs, Croats and Slovenes. Accompanied by a Certificate of Authenticity.

C. Three-body, solid, polished, bezels and bow in white gold, band and case back in yellow gold, back withpolychrome painted on enamel coat of arms. D. Matte silver, apertures for the jump hours with minutes below.Triangular pointer for the minutes. M. Cal. R.A. 17???15/12., rhodium-plated, "fausses-côtes" decoration,18 jewels, straight line lever escapement, cut bimetallic balance with eight adjustments, Breguet balance-spring,index regulator.Dial, case and movement signed.Diam. 43 mm.

Grading System:

CHF 18,000 - 25,000

EUR 12,000 - 16,000

USD 15,000 - 21,000

Sold: CHF 18,400

LOT 103

The Quarter Millennium of Vacheron Co... Geneva, Apr 03, 2005

?Alexander I Karagjordgevic, King of Serbs, Croats and Slovenes.? Vacheron & Constantin, Genève, No. 413932, case No. 254557. Made in 1929. Very fine and important, slim, rectangular, 18K yellow gold and platinum gentleman's wristwatch with hinged lugs and a yellow gold Vacheron & Constantin buckle. Accompanied by a Certificate of Authenticity.

C. Two-body, solid, polished and brushed, yellow gold hinged hooded lugs, Case back with an engraved crownover a II, the seal of the Royal House of Yugoslavia. D. White, Arabic numerals, outer minute track. Blued steel?Breguet? hands. M. Cal. 9???, rhodium-plated, 15 jewels, straight line lever escapement, bimetallic balance withfive adjustments, flat balance-spring.Dial, case and movement signed.Dim. 22 x 44 mm. Thickness: 7.5 mm.

Grading System:

CHF 20,000 - 30,000

EUR 13,000 - 20,000

USD 17,000 - 25,000

Sold: CHF 20,700

LOT 104

The Quarter Millennium of Vacheron Co... Geneva, Apr 03, 2005

Vacheron & Constantin, Genève, No. 416624, case No. 259146. Made in 1935. Fine and rare, rectangular curved, stainless steel "Staybrite" and 18K pink gold gentleman's wristwatch with a stainless steel Vacheron Constantin buckle. Accompanied by a Certificate of Authenticity.

C. Three-body, two-tone, polished, dedicated case back, pink gold applied sides and lugs, lapidated steel bezel,domed crystal. D. Two-tone silver and pink gold with painted Arabic numerals and an outer pink gold paintedfilet. Pink gold "Epée" hands. M. Cal. 9??? 94, rhodium-plated, 15 jewels, cut bimetallicbalance adjusted to temperatures and 3 positions, flat balance-spring.Dial, case and movement signed. Engraved on the case back: "Erka Allgoth pa 50 arsdagen 19 14/9 36 -fran vänner".Dim. 24 x 37 mm. Thickness: 8 mm.

Grading System: AA

CHF 7,000 - 9,000

EUR 4,500 - 6,000

USD 6,000 - 8,000

Sold: CHF 12,075

LOT 105

The Quarter Millennium of Vacheron Co... Geneva, Apr 03, 2005

Vacheron & Constantin, Genève, No. 463959, case No. 273896, Ref. 4240. Made in 1948. Very fine and extremely rare, astronomic, 18K pink gold and stainless steel gentleman's wristwatch with triple calendar and moon phases, and with a stainless steel Vacheron & Constantin buckle. Accompanied by a Certificate of Authenticity.

C. Two-body, bicolor, polished, stepped band, pink gold teardrop lugs and winding-crown, steel case.D. Two-tone silver with applied lapidated pink gold indexes and Arabic numerals, subsidiary seconds dial, outergraduation for the days of the month, apertures for the days of the week and the months. Pink gold "bâton"hands. M. Cal. 12 1/2??? V 495, rhodium-plated, "fausses côtes" decoration, 17 jewels, straight line leverescapement, beryllium balance with timing screws, adjusted to temperatures, shock-absorber, Breguet balance-spring,swan neck micrometer regulator.Dial, case and movement signed.Diam. 35 mm. Thickness: 11 mm.

Grading System: AAA

CHF 25,000 - 30,000

EUR 16,000 - 20,000

USD 21,000 - 25,000

Sold: CHF 71,300

LOT 106

The Quarter Millennium of Vacheron Co... Geneva, Apr 03, 2005

Vacheron & Constantin, Genève, No. 420143, case No. 262415. Made and sold in 1948. Very fine and rare, rectangular, 18K yellow and pink gold gentleman's wristwatch with hooded barrel lugs and a yellow gold Vacheron & Constantin buckle. Accompanied by a Certificate of Authenticity.

C. Two-body, solid, polished, cylindrical pink gold hooded lugs, case back with dedication inscription.D. Matte and burnished gilt with burnished gold indexes and Arabic numerals. Pink gold ?èpée? hands.M. Cal. 20 x 26, tonneau, rhodium plated, ?fausses côtes? decoration, 17 jewels, lever escapement, berylliumbalance with timing screws, adjusted to temperature and three positions, self-compensating flat balance-spring,index regulator.Dial, case and movement signed.Dim. 22 x 40 mm. Thickness: 7.3 mm.

Grading System: AAA

CHF 10,000 - 12,000

EUR 6,500 - 8,000

USD 8,500 - 10,000

Sold: CHF 18,400

LOT 107

The Quarter Millennium of Vacheron Co... Geneva, Apr 03, 2005

Vacheron & Constantin, Genève, No 523775, case 350476, Ref. 6139. Made in 1956. Very fine and rare, center-seconds, 18K white and yellow gold gentleman?s wristwatch with a yellow gold Vacheron & Constantin buckle. Accompanied by a Certificate of Authenticity.

C. Three-body, bicolored, solid, polished, stepped bezel with a flat white gold ring bearing 12 fluted yellow goldindexes, stylized fancy lugs. D. Guilloché, gilt, with outermost painted seconds track. Yellow gold "bâton" hands.M. Cal. 1002, rhodium-plated, "fausses-côtes" decoration, 17 jewels, straight line lever escapement, berylliumbalance with timing screws, adjusted to temperatures, self-compensating flat balance-spring.Dial, case and movement signed.Diam. 34 mm. Thickness: 8 mm.

Grading System: AA

CHF 6,000 - 8,000

EUR 4,000 - 5,000

USD 5,000 - 7,000

Sold: CHF 16,100

LOT 108

The Quarter Millennium of Vacheron Co... Geneva, Apr 03, 2005

Vacheron Constantin, Genève, No. 517003, case No. 357504, Ref. 6259. Made in 1956. Exceptionally fine, rare, and important, 18K yellow and white gold, diamond-set lady?s bracelet with concealed watch. Accompanied by a Certificate of Authenticity.

C. Massive, polished, two white gold bars set with 22 brilliant-cut diamonds, the center engraved to simulatewoven gold concealing the hinged watch, woven gold bracelet. D. Matte silver with applied white gold dot anddiamond indexes. White gold ?bâton? hands. M. Cal. 8??? V153, rhodium-plated, "fausses-côtes" decoration, 17jewels, lateral lever escapement, berylliulm balance with timing screws, adjusted to heat, cold, isochronism andfive positions, self-compensating Breguet balance-spring.Dial, case and movement signed.Diam. Max. 28 mm x 175 mm. Thickness: 11.5 mm.

Grading System: AAA

CHF 12,000 - 16,000

EUR 8,000 - 10,000

USD 10,000 - 14,000

Sold: CHF 18,975

LOT 109

The Quarter Millennium of Vacheron Co... Geneva, Apr 03, 2005

?Marine Chronometer? Vacheron Constantin, Genève, No. 378372, case No. 236497. Made in 1919. Fine and very rare, two-days marine chronometer with 56-hour power reserve and Guillaume balance in gimbaled box. Accompanied by the original outer transport case and a Certificate of Authenticity.

C. Lacquered brass bowl with weighting ring and threaded glazed bezel, gimbaled in three-body mahogany boxwith glazed panel on the top, key-lock in front, gimbal ring locked by swiveling arm mounted in the front rightcorner, outer transport case two body with leather strap. D. Silvered, radial Roman I-XII, Arabic 13-24, subsidiaryseconds at 6, power reserve indicator at 12. Blued steel ?épée? hands. M. Cal. R.A. 30 AB, frosted gilt bar caliber,16 jewels, going barrel, Earnshaw spring-detent escapement, cut bimetallic Guillaume balance with gold timingscrews, helical balance spring with Phillips outer terminal curves.Dial, and movement signed.Dim: 175 x 175 x 155 mm.

Grading System: AAA

CHF 30,000 - 40,000

EUR 20,000 - 25,000

USD 25,000 - 35,000

Sold: CHF 55,200

LOT 110

The Quarter Millennium of Vacheron Co... Geneva, Apr 03, 2005

?Heure Exacte? Vacheron Constantin, Genève, No. 406701, case No. 250999. Made in 1929. Fine and rare shop lever chronometer with regulator dial and hacking seconds, in mahogany box. Accompanied by a Certificate of Authenticity.

C. Nickel silver bowl with threaded glazed bezel and hinged back, three-body mahogany deck box. D. Silvered,Arabic five minutes, outer minute track, Arabic hour chapter at 12, subsidiary seconds at 6. Blued steel ?spade?hands. M. Cal. R.A. 67-124, frosted gilt, half-plate,17 jewels, turned pillars, going barrel, cut bimetallic Guillaume balance with gold timing screws, Breguet balance spring, micrometric index regulator.Dial, movement and box signed.Dim: 72 X 115 X 147 mm outer.

Grading System: AAA

CHF 6,000 - 8,000

EUR 4,000 - 5,000

USD 5,000 - 7,000

Sold: CHF 13,800

LOT 111

The Quarter Millennium of Vacheron Co... Geneva, Apr 03, 2005

Vacheron & Constantin, Genève, ?Chronomètre?, No. 438702, case No. 272894. Made for the British Hydrographic Service in 1942. Very fine and rare, large, keyless, silver deck and pocket lever chronometer in fitted box. Accompanied by the outer transport box and a Certificate of Authenticity.

C. Four-body, "bassine", solid, polished, hinged silver cuvette. D. White enamel Arabic numerals, outer minutedivisions, subsidiary seconds. Blued steel "spade" hands. M. Cal. 22??? 220, frosted gilt, 19 jewels, straight linelever escapement, cut bimetallic balance with gold timing screws, Breguet balance spring, "swan-neck"micrometer regulator.Dial, case and movement signed, case back engraved ?H.S. 2?.Diam. 60 mm.

Grading System: AAA

CHF 7,000 - 9,000

EUR 4,500 - 6,000

USD 6,000 - 8,000

Sold: CHF 13,800

LOT 112

The Quarter Millennium of Vacheron Co... Geneva, Apr 03, 2005

Vacheron & Constantin, Genève, ?Chrono-mètre?, No. 438768, case No. 272942. Made in 1942. Fine and rare, large, silver, keyless deck and pocket chronometer. Accompanied by a Certificate of Authenticity.

C. Four-body, "bassine", polished, silver, hinged cuvette.D. White enamel, bold upright Arabic numerals, outer minutedivisions, sunk subsidiary seconds. Blued steel "spade" hands.M. Cal. 22??? 73, rhodium plated, "fausses côtes" decoration, 19jewels, straight line lever escapement, cut bi-metallic balance,Breguet balance-spring, swan-neck micrometer regulator.Dial, case and movement signed.Diam. 59 mm.

Grading System: AA

CHF 6,000 - 8,000

EUR 4,000 - 5,000

USD 5,000 - 7,000

Sold: CHF 7,475

LOT 113

The Quarter Millennium of Vacheron Co... Geneva, Apr 03, 2005

Vacheron & Constantin, Genève, ?Chrono-mètre?, No. 439456, case No. 275980. Made in 1942. Fine and rare, large, silver, keyless deck and pocket lever chronometer. Accompanied by a Certificate of Authenticity.

C. Four-body, "bassine", polished, silver, hinged cuvette.D. White enamel, Arabic numerals, outer minute divisions, sunksubsidiary seconds. Blued steel "spade" hands. M. Cal. 22??? 73,rhodium plated, "fausses côtes" decoration, 19 jewels, straightline lever escapement, anibal-brass Guillaume balance withgold timing screws, Breguet balance spring, swan-neckmicrometer regulator.Dial, case and movement signed.Diam. 59 mm.

Grading System: AAA

CHF 7,000 - 9,000

EUR 4,500 - 6,000

USD 6,000 - 8,000

Sold: CHF 9,200

LOT 114

The Quarter Millennium of Vacheron Co... Geneva, Apr 03, 2005

?Aviator?s Degree Watch? Vacheron & Constantin, Genève, No. 412066, case No. 260919. Made in two examples in 1936. Very fine and exceptionally rare, oversized, center-seconds ?Staybrite? stainless steel aviator?s wrist chronometer with 360° of arc dial. Accompanied by a Certificate of Authenticity.

C. Three-body, massive, brushed, slopped bezel, concave lugs. D. Matte silver, inner radial Arabic 360° chapterwith luminous hand revolving once every 24 hours, outer luminous Arabic 60° chapter with luminous handrevolving every 4 hours and the luminous center-seconds hand revolving every 4 minutes. M. Cal. 20??? M73,frosted gilt brass, 17 jewels, straight line lever escapement, beryllium balance with gold timing screws, selfcompensating Breguet balance-spring, index regulator.Dial, case, and movement signed.Diam. 57 mm. Thickness: 15 mm.

Grading System:

CHF 0 - 0

EUR 0 - 0

USD 0 - 0

Sold: CHF 358,250

LOT 115

The Quarter Millennium of Vacheron Co... Geneva, Apr 03, 2005

Vacheron & Constantin, Genève, ?Chronomètre?, No. 444915, case No. 283885. Made in two examples in 1947. Very fine and very important, unique, large 18K yellow gold, keyless deck and pocket lever chronometer with 32-hour power reserve indicator. Accompanied by a Certificate of Authenticity.

C. Four-body, "bassine", polished, hinged gold cuvette. D. Silver, brushed, upright champlevé Arabic numerals,outer minute divisions, up-and-down sector at 12 o?clock, subsidiary seconds. Blued steel "spade" hands.M. Cal. 21??? 162, rhodium plated, "fausses côtes" decoration, 20 jewels, straight line lever escapement,anibal-brass Guillaume balance with gold timing screws, Breguet balance-spring, swan-neck micrometer regulator.Dial, case and movement signed.Diam. 60 mm.

Grading System:

CHF 50,000 - 70,000

EUR 32,000 - 45,000

USD 42,000 - 60,000

Sold: CHF 83,950

LOT 116

The Quarter Millennium of Vacheron Co... Geneva, Apr 03, 2005

Vacheron & Constantin, Genève, ?Chronomètre?, No. 452050, case No. 284763. Made in 1947 and sold to H. V. Janson. Very fine silver-cased keyless desk and pocket lever chronometer with 32-hour power reserve indication, Guillaume balance and fitted deck box. Accompanied by the outer transport box and a Certificate of Authenticity.

C. Four-body, "bassine", polished, silver, hinged cuvette. D. Silver, champlevé Arabic numerals, outer minute divisions, up-and-down sector at 12 o?clock, subsidiary seconds. Blued steel "spade" hands. M. Cal. 21??? 162, rhodium plated, "fausses-côtes" decoration, 20 jewels, straight line lever escapement, anibal-brass Guillaume balance with gold timing screws, Breguet balance spring, "swan-neck" micrometer regulator. Dial, case and movement signed. Diam. 60 mm.

Grading System: AA

CHF 10,000 - 12,000

EUR 6,500 - 8,000

USD 8,500 - 10,000

Sold: CHF 17,250

LOT 117

The Quarter Millennium of Vacheron Co... Geneva, Apr 03, 2005

Vacheron & Constantin, Genève, ?Chrono-mètre?, No. 454868, case No. 286279. Made for the British Hydrographic Service in 1944. Fine, large, silver, keyless center-seconds deck and pocket lever chronometer with Guillaume balance. Accompanied by a Certificate of Authenticity.

C. Four-body, "bassine", polished, silver,hinged cuvette. D. Silver, brushed, champlevéArabic numerals, outer minute divisions. Blued steel"spade" hands. M. Cal. 21'''166, gilt brass, "fausses côtes" decoration,21 jewels, straight line calibrated lever escapement, anibal-brass Guillaume balance with gold timing screws,blued steel Breguet balance spring, swan-neck micrometric regulator.Dial, case and movement signed, case back engraved ?H.S.- 2, 54868?.Diam. 60 mm.

Grading System: AA

CHF 7,000 - 9,000

EUR 4,500 - 6,000

USD 6,000 - 8,000

Sold: CHF 8,740

LOT 118

The Quarter Millennium of Vacheron Co... Geneva, Apr 03, 2005

Vacheron & Constantin, Genève, ?Chrono-mètre?, No. 446025, case No. 282793. Made for the British Hydrographic Service in 1943. Fine, large, silver, keyless deck and pocket lever chronometer. Accompanied by a Certificate of Authenticity.

C. Four-body, "bassine", polished, silver,hinged cuvette. D. Silver, brushed, champlevéArabic numerals, outer minute divisions, subsidiaryseconds. Blued steel "spade" hands. M. Cal. 21??? 163, rhodium-plated,"fausses côtes" decoration, 20 jewels, straight line lever escapement, cut-bimetallic compensationbalance, Breguet balance spring, swan-neck micrometer regulator.Dial, case and movement signed, case back engraved ?H.S.- 2, 6025?.Diam. 60 mm.

Grading System: AA

CHF 6,000 - 8,000

EUR 4,000 - 5,000

USD 5,000 - 7,000

Sold: CHF 9,200

LOT 119

The Quarter Millennium of Vacheron Co... Geneva, Apr 03, 2005

Vacheron & Constantin, Genève, ?Demi-Chronomètre?, No. 309757, case No. 186955. Made in 1899. Fine and rare, keyless, 18K yellow gold pocket lever chronometer. Accompanied by a Certificate of Authenticity.

C. Four-body, "bassine", solid, engine-turned case back, hinged gold cuvette with inscribed technical details.D. White enamel with radial Roman numerals, outer minute track, sunk subsidiary seconds dial. Gold "Breguet"hands. M. Cal.R.A. 20???, gilt brass, 20 jewels, counterpoised straight line lever escapement, early Guillaumebalance, Breguet balance spring, Brandt?s micrometer regulator.Dial, case and movement signed.Diam. 54 mm.

Grading System: AA

CHF 8,000 - 10,000

EUR 5,000 - 6,500

USD 7,000 - 8,500

Sold: CHF 16,100

LOT 120

The Quarter Millennium of Vacheron Co... Geneva, Apr 03, 2005

Vacheron & Constantin, Genève, ?Chronomètre?, case and movement No. 189920, made in 1900. Very fine and rare astronomical 18K pink gold, hunting-cased, keyless minute-repeating pocket lever chronometer with perpetual calendar, chronograph and phases and age of the moon. Accompanied by a Certificate of Authenticity.

C. Four-body, massive, "bassine et filets", polished, the cover with an engraved monogram ?V P?, hinged goldcuvette. D. White enamel with radial Roman numerals, outer Arabic minute and chronograph tracks, subsidiarydials for the days of the week, the months of the leap year cycle, the dates and the seconds with inner moonphase aperture and lunar age sector. Blued steel "spade" hands. M. Cal. R.A. 19???, rhodium plated, "faussescôtes" decoration, 35 jewels, counterpoised straight line lever escapement, cut bimetallic balance, Breguetbalance spring, swan-neck micrometer regulator. Repeating on gongs via a slide in the band.Case and movement signed.Diam. 58 mm.

Grading System:

CHF 60,000 - 80,000

EUR 40,000 - 50,000

USD 50,000 - 70,000

Sold: CHF 97,750

LOT 121

The Quarter Millennium of Vacheron Co... Geneva, Apr 03, 2005

Vacheron & Constantin, ?Chronomètre?, Genève, No. 335733, case No. 204872. Made in 1907. Very fine and rare 18K gold keyless hunting-cased pocket lever chronometer. Accompanied by a Certificate of Authenticity.

C. Four-body, "bassine", engine-turned, cover with monogram ?SW?, hinged gold cuvette engraved:?Chronomètre?. D. White enamel, Breguet numerals, outer minute track and sunk subsidiary seconds. Gold"spade" hands. M. Cal. R.A 20???, frosted gilt, 20 jewels, wolf tooth winding, counterpoised straight line leverescapement, Guillaume balance with eight adjustments and gold timing screws, blued steel Breguet balancespring, Brandt?s micrometer regulator.Dial, case and movement signed.Diam. 57 mm.

Grading System: AAA

CHF 8,000 - 10,000

EUR 5,000 - 6,500

USD 7,000 - 8,500

Sold: CHF 12,075

LOT 122

The Quarter Millennium of Vacheron Co... Geneva, Apr 03, 2005

Vacheron & Constantin, Genève, ?Chronomètre?, No. 370992, case No. 229194. Made in 1918. Very fine and rare 18K gold keyless, hunting-cased, minute-repeating pocket lever chronometer with chronograph and 30-minute register. Accompanied by the original fitted box and a Certificate of Authenticity.

C. Five-body, ?bassine?, polished, hinged gold cuvette. D. White enamel, Breguet numerals, outer minute trackwith chronograph track divided into fifths, minute register at 12, subsidiary seconds at 6. Gold ?spade? hands.M. Cal. R.A.19-20 39/12, frosted gilt, 36 jewels, straight line lever escapement, cut-bimetallic compensationbalance, Breguet balance spring, swan-neck micrometer regulator, repeating on gongs via activating slide in theband.Dial, case and movement signed.Diam. 56 mm.

Grading System:

CHF 14,000 - 18,000

EUR 9,000 - 12,000

USD 12,000 - 15,000

Sold: CHF 29,900

LOT 123

The Quarter Millennium of Vacheron Co... Geneva, Apr 03, 2005

Vacheron & Constantin, Genève, ?Chronomètre?, No. 392092, case No. 253355. Made in 1920. Very fine and important 18K gold keyless pocket lever chronometer. Awarded the ?Bulletin de Première Classe de l'Observatoire Astronomique de Genève? in 1924, adjusted by master adjuster Edmond Olivier. Accompanied by a Certificate of Authenticity and a copy of the Observatory certificate.

C. Four-body, "bassine", polished. Gold cuvette engraved: Certificat de 1ère Classe à l'Observatoire Astro-nomiquede Genève. D. Matte silver with applied gold upright Arabic numerals, outer minute track and sunksubsidiary seconds. Gold "Breguet" hands. M. Cal. R.A. 19??? 16, rhodium plated, 21 jewels, wolf tooth winding,straight line lever escapement, Guillaume balance with eight adjustments and gold timing screws, blued steelBreguet balance spring with double overcoil, Vacheron Constantin?s micrometer regulator (Patent CH 101652,registered on 1 November 1923). Dial, case and movement signed.Diam. 51 mm.

Grading System:

CHF 15,000 - 20,000

EUR 10,000 - 13,000

USD 13,000 - 17,000

Sold: CHF 34,500

LOT 124

The Quarter Millennium of Vacheron Co... Geneva, Apr 03, 2005

Vacheron & Constantin, Genève, ?Chronomètre?, No. 408565, case No. 257375. Made in 1930. Very fine and extremely rare, keyless, slim 18K yellow gold pocket lever chronometer with split-seconds chronograph and instantaneous 30-minute register and Guillaume balance, adjusted by master adjuster Edmond Olivier. Awarded the ?Certificat de Première Classe pour pièces compliquées? from the Geneva Observatory in 1931, obtaining 685.8 points. Accompanied by a Certificate of Authenticity and a copy of the Observatory Certificate.

C. Four-body, "bassine", solid, polished, gold hinged cuvette. D. White enamel with Breguet numerals, outerminute track with five-seconds/minute Arabic markers, outermost tachometer scale in red and blue, sunksubsidiary seconds, 30-minute register at 12. M. Cal. 17/19??? P.C.A.B., nickel, 27 jewels, straight line lever esca-pement,Guillaume balance with eight adjustments and gold timing screws, Breguet balance-spring with doubleovercoil, Vacheron & Constantin micrometer regulator (Patent CH 101652, registered on 1 November 1923).Dial, case and movement signed.Diam. 51 mm.

Grading System:

CHF 15,000 - 20,000

EUR 10,000 - 13,000

USD 13,000 - 17,000

Sold: CHF 41,400

LOT 125

The Quarter Millennium of Vacheron Co... Geneva, Apr 03, 2005

Vacheron & Constantin, Genève, ?Chronomètre?, No. 400726, case No. 250472. Made in 1931. Very fine and extremely rare, keyless, slim silver pocket lever chronometer with split-seconds chronograph, instantaneous 30-minute register and Guillaume balance. Awarded a ?Bulletin de Première Classe pour pièces compliquées? from the Geneva Observatory in 1932, adjusted by master adjuster Edmond Olivier. Accompanied by a Certificate of Authenticity and a copy of the Observatory certificate.

C. Four-body, "bassine", solid, polished, hinged silver cuvette. D. White enamel with upright Arabic numerals,outer minute track with five-seconds/minute Arabic markers, outermost fifth second timing scale, sunksubsidiary seconds, 30-minute register at 12. Blued steel Breguet hands. M. Cal. 19/20??? P.C.A.B., 48/12, rhodiumplated, "fausses côtes" decoration, 27 jewels, straight line lever escapement, Guillaume balance with gold timingscrews, blued steel Breguet balance spring with double overcoil, Vacheron & Constantin micrometer regulator(Patent CH 101652, registered 1 November 1923).Dial, case and movement signed.Diam. 51 mm.

Grading System:

CHF 12,000 - 18,000

EUR 8,000 - 12,000

USD 10,000 - 15,000

Sold: CHF 23,000

LOT 126

The Quarter Millennium of Vacheron Co... Geneva, Apr 03, 2005

"Royal Prince of the House of Nassau-Luxemburg" Vacheron & Constantin, Genève,?Chronomètre?, No. 417616, case No. 258527. Made in 1934. Very fine and extremely rare 18K gold keyless, hunting-cased, minute-repeating Art Deco pocket lever chronometer with split-second chronograph and 30-minute register and tachymeter. Accompanied by the original fitted box and the certificate of Authenticity.

C. Five-body, ?bassine?, front engraved with the coat of arms of the Saarbrucken family, polished back, hingedgold cuvette. D. silvered, painted Arabic and baton hours, minute divisions, outer fifth second timing scale,outermost tachymeter scale, minute register at 12, subsidiary seconds. Gold ?epee? hands. M. Cal.RA 18??? 30/12,rhodium-plated, 41 jewels, straight line lever escapement, cut-bimetallic compensation balance with Breguetbalance spring, Vacheron & Constantin micrometric regulator (Patent No. 101652), repeating on gongs throughactivating slide in the band.Dial, case and movement signed.Diam. 52 mm.

Grading System:

CHF 30,000 - 40,000

EUR 20,000 - 25,000

USD 25,000 - 35,000

Sold: CHF 57,500

LOT 127

The Quarter Millennium of Vacheron Co... Geneva, Apr 03, 2005

?Tourbillon? Vacheron & Constantin, Genève, No. 464269, case No. 614921, This watch was awarded First Prize in the 1949 Neuchatel Observatory timing contest. Cased and sold in 1990. Exceptional keyless, 18K pink gold pocket chronometer with one-minute tourbillon regulator and Guil-laume balance, which obtained 922 points at the 1948 Neuchatel Observatory Timing Contest, adjusted by master adjuster Urbain Brahier. Accompanied by original leather fitted box, a Certificate of Authenticity, and a copy of the Observatory Certificate.

C. Three-piece, stepped bezels, double reeded band. D. Solid 18K pink gold, applied gold radial Roman numerals,engine-turned center and outermost. Gold "dauphine" hands. M. 50 mm (22???), pink gold gilt brass decoratedwith vermicelli pattern, going barrel with over-winding protection click, 20 jewels, tourbillon regulator with three-armequidistant carriage, lateral calibrated lever escapement, anibal-brass Guillaume balance with with goldtiming screws, Breguet balance spring, micrometric reguator with pin gap closing option.Dial, case and movement signed.Diam. 60 mm.

Grading System:

CHF 0 - 0

EUR 0 - 0

USD 0 - 0

Sold: CHF 303,250

LOT 128

The Quarter Millennium of Vacheron Co... Geneva, Apr 03, 2005

Vacheron & Constantin, Genève, No. 407812, case by Perrin, No. 60406. Made in 1928. Very fine and rare, early, rectangular curved, 18K white gold gentleman's wristwatch with white gold Vacheron & Constantin buckle. Accompanied by a Certificate of Authenticity.

C. Two-body, polished, rectangular with canted corners, wide bezel. D. Matte silver, brushed, with painted blackupright Arabic numerals. Blued steel "cathedral" hands. M. Cal. R.A. 9??? 94, rhodium plated, "fausses côtes"decoration, 17 jewels, lever escapement, cut bimetallic balance, five adjustments, flat balance-spring.Dial and movement signed, numbered and signed by Perrin on the case.Dim. 23 x 39 mm. Thickness: 7 mm.

Grading System: AA

CHF 5,000 - 7,000

EUR 3,300 - 4,500

USD 4,300 - 6,000

Sold: CHF 13,800

LOT 129

The Quarter Millennium of Vacheron Co... Geneva, Apr 03, 2005

?Hermès? Vacheron & Constantin, Genève, No. 414101, case No. 257328, Ref. 3234. Made in 1931, retailed by Hermès, Paris. Very fine, rare and important, rectangular curved, astronomic, 18K white gold gentleman's wristwatch with full calendar and moon phase, with a white gold Vacheron & Constantin buckle. Accompanied by a Certificate of Authenticity.

C. Two-body, hinged back, polished, sloped sides. D. Matte silver with applied white gold Breguet numerals,subsidiary dials for the days of the week, date and the months, subsidiary seconds with aperture for the moonphase. White gold "Breguet" hands. M. Cal. 10??? 15/12 P.C., rhodium plated, "fausses côtes" decoration, 18jewels, lever escapement, cut bimetallic balance, five adjustments, Breguet balance-spring, index regulator.Dial, case and movement signed, case signed for Hermès.Dim. 25 x 38 mm. Thickness: 7.6 mm.

Grading System:

CHF 0 - 0

EUR 0 - 0

USD 0 - 0

Sold: CHF 446,249

LOT 130

The Quarter Millennium of Vacheron Co... Geneva, Apr 03, 2005

?White Cioccolatone? Vacheron & Constantin, Genève, ?Automatic?, No. 505636, case No. 343243, Ref. 4737. Made in 1954 in two examples. Extremely fine and exceptionally rare, large, curved, "carré", center-seconds, self-winding, 18K white gold gentleman's wristwatch with white gold Vacheron & Constantin buckle. Accompanied by the original fitted box and Certificate of Authenticity.

C. Two-body, solid, polished, stepped bezel, rounded lugs, domed thick crystal. D. Satiné silver with applied whitegold pyramid and triangular indexes. White gold "bâton" hands. M. Cal. P 499, rhodium-plated, ?fausses côtes?decoration, 21 jewels, straight line lever escapement, beryllium balance with timing screws, adjusted totemperatures, shock-absorber, self-compensating Breguet balance-spring, swan neck micrometer regulator, heavy metal rotor.Dial, case and movement signed.Dim. 36 x 43 mm. Thickness: 12 mm.

Grading System:

CHF 0 - 0

EUR 0 - 0

USD 0 - 0

Sold: CHF 204,250

LOT 131

The Quarter Millennium of Vacheron Co... Geneva, Apr 03, 2005

?Ecossaise? Vacheron & Constantin, Genève, ?Automatic?, No. 571348, case No. 406622, Ref. 6378 Q. Made in 1965. Very fine and rare center-seconds, self-winding, water-resistant, 18K white gold gentleman's wristwatch with scottish-patterned case, date and diamond-set dial. Accompanied by a white gold Vacheron Constantin buckle and a Certificate of Authenticity.

C. Two-body, polished, screwed-down case back, wide bezel and concave lugs, decorated in the ?écossaise?pattern. D. Silvered, ?sunburst?, with applied gold round and baguette cut diamond indexes, aperture for thedate. White gold "dauphine" hands. M. Cal. 12??? K 1072, stamped with the Geneva Seal, rhodium-plated,"fausses-côtes" decoration, 29 jewels, straight line lever escapement, beryllium balance with timing screws,adjusted to heat, cold, isochronism and five positions, shock-absorber, self-compensating Breguet balance-spring,swan neck micrometer regulator, 18K gold edged rotor .Dial, case and movement signed.Diam. 35 mm. Thickness: 11 mm.

Grading System: AAA

CHF 10,000 - 15,000

EUR 6,500 - 10,000

USD 8,500 - 13,000

Sold: CHF 18,400

LOT 132

The Quarter Millennium of Vacheron Co... Geneva, Apr 03, 2005

?A la Breguet? Vacheron & Constantin, Genève, No. 24930. Made in 1827. Very fine and rare 18K pink gold slim, jump hour pocket watch with date. Accompanied by a Certificate of Authenticity.

C. Four-body, ?Empire?, engine-turned back and band and bezels, hinged gilt cuvette. D. Silver, engine-turned,jump hour aperture at the top with Arabic numerals, eccentric minute chapter with concentric seconds chapter,date ring at 6. Blued steel ?lozenge? hand. M. Cal. 21 1/2???, frosted gilt bridge caliber, reverse barrel, 4 jewels,cylinder escapement, three-arm gilt balance with flat balance spring.Cuvette signed.Diam. 53 mm.

Grading System: AAA

CHF 20,000 - 30,000

EUR 13,000 - 20,000

USD 17,000 - 25,000

Sold: CHF 132,250

LOT 133

The Quarter Millennium of Vacheron Co... Geneva, Apr 03, 2005

?Driver?s Watch? Vacheron & Constantin, Genève, No. 399290, case No. 263610. Made in 1939. Extremely fine and rare, deeply curved, horizontal rectangular, 18K pink gold driver?s wristwatch and pink gold Vacheron Constantin buckle, designed to be worn on the inside of the wrist. Accompanied by a Certificate of Authenticity.

C. Two-body, solid, polished, curved straight lugs. D. Matte silver with applied pink gold dot and Arabic hours,outer minute track. Pink gold ?épée? hands. M. Cal. R.A.8??? 15/12, baguette, rhodium plated, ?fausses côtes?decoration, 18 jewels, lever escapement, cut bimetallic balance adjusted to temperature and three positions,Breguet balance-spring.Dial, case and movement signed.Dim. 25 x 28 mm. Thickness with domed glass: 7 mm.

Grading System: AAA

CHF 20,000 - 30,000

EUR 13,000 - 20,000

USD 17,000 - 25,000

Sold: CHF 34,500

LOT 134

The Quarter Millennium of Vacheron Co... Geneva, Apr 03, 2005

?Driver?s Watch? Vacheron & Constantin, Genève, No. 415037, case No. 266570, Ref. 4031. Made in 1939, London import marks for 1939-40 Extremely fine and rare, deeply curved, horizontal rec-tangular, 18K pink gold driver?s wristwatch with black dial and pink gold Vacheron Constantin buckle, designed to be worn on the side of the wrist. Accompanied by a Certificate of Authenticity.

C. Two-body, solid, polished, curved top and bottom, domedlugs. D. Black with applied pink gold dot indexes and Arabicnumerals. Pink gold ?bâton? hands. M. Cal. 8??? rect., tonneau,rhodium plated, ?fausses côtes? decoration, 18 jewels, leverescapement, cut bimetallic balance adjusted to temperatureand five positions, Breguet balance-spring.Dial, case and movement signed.Dim. 24 x 23 mm. Thickness: 7 mm.

Grading System: AAA

CHF 25,000 - 35,000

EUR 16,000 - 23,000

USD 21,000 - 30,000

Sold: CHF 40,250

LOT 135

The Quarter Millennium of Vacheron Co... Geneva, Apr 03, 2005

?Driver?s Watch? Vacheron & Constantin, Genève, No. 415021, case No. 265926, Ref. 4031. Made in 1939. Extremely fine and rare, deeply curved, horizontal rectan-gular, 18K pink gold driver?s wristwatch and pink gold Va-cheron Constantin buckle, designed to be worn on the side of the wrist. Accompanied by a Certificate of Authenticity.

C. Two-body, solid, polished, curved top and bottom, domedlugs. D. Matte silver with painted stylized bâton indexes andArabic numerals, outer minute track. Pink gold ?épée? hands.M. Cal. 8??? rect., tonneau, rhodium plated, ?fausses côtes?decoration, 18 jewels, lever escapement, cut bimetallic balanceadjusted to temperature and five positions, Breguet balance-spring.Dial, case and movement signed.Dim. 24 x 23 mm. Thickness: 7 mm.

Grading System: AAA

CHF 15,000 - 20,000

EUR 10,000 - 13,000

USD 13,000 - 17,000

Sold: CHF 18,400

LOT 136

The Quarter Millennium of Vacheron Co... Geneva, Apr 03, 2005

?Double Cylindrical Hooded Lugs? Vacheron & Constantin, Genève, No. 422589, case No. 266653, Ref. 4083. Made in 1939. Very fine and very rare, 18K pink gold gentleman?s wristwatch with square button chronograph, register, tachometer, two-tone dial and stepped hooded lugs, with a pink gold Vacheron Constantin buckle. Accompanied by a Certificate of Authenticity.

C. Three-body, solid, polished, rounded bezel, cylindrical stepped hooded lugs. D. Two-tone pink, brushed, withpainted bâton indexes and Arabic numerals, subsidiary seconds and 30-minute register dials, outer 1/5th secondscale, outermost tachometer scale. Blued steel "épée" hands. M. Cal. 13??? 295, frosted gilt, 20 jewels, straightline lever escapement, cut bimetallic balance, Breguet balance-spring, index regulator.Dial, case and movement signed.Diam. 35 mm. Thickness: 11 mm.

Grading System:

CHF 50,000 - 70,000

EUR 32,000 - 45,000

USD 42,000 - 60,000

Sold: CHF 109,250

LOT 137

The Quarter Millennium of Vacheron Co... Geneva, Apr 03, 2005

Vacheron & Constantin, Genève, No. 423161, case No. 263448. Made in 1939. Very fine and unusual, rectangular curved asymmetrical cuneiform, pink gold gentleman's Art Deco wristwatch, with black dial and pink gold Vacheron Constantin buckle. Accompanied by a Certificate of Authenticity.

C. Two-body, polished concave top, with circular bezel, curved and stepped body. D. Black, circular with appliedpink gold dot and square indexes. Pink gold "bâton" hands. M. Cal. 9??? 95, rhodium plated, 17 jewels, leverescapement, cut bimetallic balance adjusted to temperatures, flat balance spring.Dial, case and movement signed.Dim. 23 x 37 mm. Thickness: 8 mm.

Grading System: AA

CHF 8,000 - 10,000

EUR 5,000 - 6,500

USD 7,000 - 8,500

Sold: CHF 12,650

LOT 138

The Quarter Millennium of Vacheron Co... Geneva, Apr 03, 2005

?Attaches Façonnées? Vacheron & Constantin, Genève, No. 427618, case No. 267045, Ref. 4100. Made in 1941. Very fine and rare, square, 18K pink gold gentleman's wristwatch with vendôme type lugs, three -color dial, and pink gold Vacheron Constantin buckle. Accompanied by a Certificate of Authenticity.

C. Two-body, polished and brushed, attaches faconnées lugs. D. Tri-colored, matte and polished, silver andcopper-colored with applied pink gold dot indexes and Arabic numerals, subsidiary seconds. Pink gold "bâton"hands. M. Cal. 9??? 203, rhodium plated, "fausses côtes" decoration, 16 jewels, lever escapement, berylliulmbalance with timing screws, flat balance spring.Dial, case and movement signed.Dim. 23 x 35 mm. Thickness: 6.4 mm.

Grading System: AA

CHF 10,000 - 14,000

EUR 6,500 - 9,000

USD 8,500 - 12,000

Sold: CHF 11,500

LOT 139

The Quarter Millennium of Vacheron Co... Geneva, Apr 03, 2005

Vacheron & Constantin, Genève, No. 432547, case No. 277948, Ref. 4018. Made in 1942. Fine and rare, square, 18K pink gold thin gentleman's wristwatch with two-tone dial and pink gold bracelet. Accompanied by a Certificate of Authenticity.

C. Two-body, solid, polished and brushed, flame lugs. D. Two-tone champagne with applied pink gold squareindexes and Arabic numerals, inner minute track, subsidiary seconds. Pink gold "bâton" hands. M. Cal. 203,rhodium-plated, "fausses côtes" decoration, 17 jewels, straight line lever escapement, beryllium balance withtiming screws, flat self-compensating balance-spring.Dial, case and movement signed.Dim. 25 x 25 mm. Thickness: 6,3 mm.

Grading System: AA

CHF 6,000 - 8,000

EUR 4,000 - 5,000

USD 5,000 - 7,000

Sold: CHF 7,475

LOT 140

The Quarter Millennium of Vacheron Co... Geneva, Apr 03, 2005

Vacheron & Constantin, Genève, No. 431343, case No. 278151, Ref. 4178. Made in 1942. Very fine and rare, 18K pink gold gentleman?s wristwatch with square button chronograph, register, tachometer and two-tone dial, with pink gold Vacheron Constantin buckle. Accompanied by a Certificate of Authenticity.

C. Three-body, solid, polished and brushed, rounded band, fancy flared lugs. D. Two-tone silver with applied pinkgold bâton indexes and Arabic numerals, subsidiary seconds and 30-minute register dials, outer 1/5th secondand telemeter scale. Pink gold "bâton" hands. M. Cal. 13??? 434, rhodium-plated, "fausses-côtes" decoration, 19jewels, straight line lever escapement, beryllium balance with timing screws, adjusted to temperature, self-compensatingBreguet balance-spring.Dial, case and movement signed.Diam. 35 mm. Thickness: 11 mm.

Grading System: AA

CHF 25,000 - 30,000

EUR 16,000 - 20,000

USD 21,000 - 25,000

Sold: CHF 34,500

LOT 141

The Quarter Millennium of Vacheron Co... Geneva, Apr 03, 2005

?Multi-Scale Medical Chronograph? Vacheron & Constantin, Genève, No. 437449, case No. 279252, Ref. 4072. Made in 1943. Beautiful and very rare, 18K pink gold gentleman's wristwatch with square button chronograph, register, tachometer, pulsometer and asthmometer, with pink gold Vacheron Constantin buckle. Accompanied by a Certificate of Authenticity.

C. Three-body, solid, polished and brushed, sloped bezel, concave lugs. D. Silvered, brushed, with applied pinkgold Arabic numerals and lapidated bâton indexes, subsidiary "guilloché" dials for the seconds and 30-minuteregister, inner ?snail? tachometer with a base of 1000, outer fifth second scale, outermost pulsation andrespiration graduation. Pink gold "bâton" hands. M. Cal. 13'''-434, rhodium plated, 19 jewels, straight line leverescapement, beryllium balance with timing screws, adjusted to temperatures, self-compensating Breguetbalance-spring, index regulator.Dial, case and movement signed.Diam. 35 mm. Thickness: 10.4 mm.

Grading System:

CHF 40,000 - 60,000

EUR 25,000 - 40,000

USD 35,000 - 50,000

Sold: CHF 121,900

LOT 142

The Quarter Millennium of Vacheron Co... Geneva, Apr 03, 2005

Vacheron & Constantin, Genève, No. 442297, case No. 276209, Ref. 4261. Made in 1943. Magnificent and unique, minute-repeating, small 18K pink gold gentleman's wristwatch with a pink gold Vacheron Cons-tantin buckle. Accompanied by a Certificate of Authenticity

C. Three-body, solid, polished, rounded bezel, teardrop lugs.D. Gilt, with applied pink gold dot indexes and Arabic numerals,outer minute track, sunk subsidiary seconds. Pink gold ?épeé?hands. M. Cal. 12??? Rèpétition, rhodium plated, "fausses côtes"decoration, 29 jewels, lever escapement, cut bimetallic balance,Breguet balance-spring, index regulator, repeating on gongs viaa slide on the band.Dial, case and movement signed.Diam. 35 mm. Thickness: 10 mm.

Grading System:

CHF 250,000 - 300,000

EUR 160,000 - 200,000

USD 210,000 - 250,000

Sold: CHF 341,750

LOT 143

The Quarter Millennium of Vacheron Co... Geneva, Apr 03, 2005

Vacheron & Constantin, Genève, No. 429544, case No. 273752, Ref. 4241. Made in 1943. Very fine and rare, 18K pink gold gentleman's wristwatch with triple date, with pink gold Vacheron Constantin buckle. Accompanied by a Certificate of Authenticity.

C. Two-body, solid, polished, stepped band, hooded bar lugs. D. Two-tone, silvered, with applied pink gold dotand Arabic indexes, subsidiary seconds dial, outer graduation for the days of the month, apertures for the daysof the week and the months in red. Pink gold "bâton" hands. M. Cal. 455, rhodium plated, "fausses côtes"decoration, 17 jewels, straight line lever escapement, cut bimetallic balance, self-compensating Breguet balance-spring,index regulator.Dial, case and movement signed.Diam. 35 mm. Thickness: 10.3 mm.

Grading System: AA

CHF 12,000 - 16,000

EUR 8,000 - 10,000

USD 10,000 - 14,000

Sold: CHF 19,550

LOT 144

The Quarter Millennium of Vacheron Co... Geneva, Apr 03, 2005

?Medical Chronograph? Vacheron & Constantin, Genève, No. 446245, case No. 288891, Ref. 4178. Made in 1945. Very fine and rare, 18K pink gold gentleman?s wristwatch with square button chronograph, register and two-tone dial with pulsation scale, with a pink gold Vacheron Constantin buckle. Accompanied by a Certificate of Authenticity.

C. Three-body, solid, polished, rounded band, fancy flared lugs. D. Two-tone, gilt, with applied yellow gold dotindexes and Arabic numerals, subsidiary seconds and 30-minute register dials, outer 1/5th second scale,outermost pulsation scale. Pink gold "bâton" hands. M. Cal. 13??? 434, rhodium-plated, "fausses-côtes"decoration, 19 jewels, straight line lever escapement, beryllium balance with timing screws, adjusted totemperature, self-compensating Breguet balance-spring.Dial, case and movement signed.Diam. 35 mm. Thickness: 11 mm.

Grading System: AAA

CHF 30,000 - 40,000

EUR 20,000 - 25,000

USD 25,000 - 35,000

Sold: CHF 48,300

LOT 145

The Quarter Millennium of Vacheron Co... Geneva, Apr 03, 2005

Vacheron & Constantin, Genève, No. 457620, case No. 292384, Ref. 4241. Made in 1946. Very fine and rare, astronomic, 18K pink gold gentleman's wristwatch with full calendar, moon phases, two-tone dial, and with a pink gold Vacheron Constantin buckle. Accompanied by a Certificate of Authenticity.

C. Three-body, solid, polished, stepped bezel, tear-drop lugs. D. Two-tone champagne with applied pink goldpyramidal indexes and Arabic numerals, subsidiary "guilloché" seconds dial with aperture for the moon phases,red outer graduation for the days of the month, apertures for the days of the week and the months in paintedred, outermost minute track. Pink gold "bâton" hands, red arrow for the date. M. Cal. 12 1/2??? 485/A, rhodium-plated,"fausses côtes" decoration, 17 jewels, straight line lever escapement, cut bimetallic balance adjusted totemperatures, shock-absorber, self-compensating Breguet balance-spring.Dial, case and movement signed.Diam. 33 mm. Thickness: 10.8 mm.

Grading System: AAA

CHF 16,000 - 20,000

EUR 10,000 - 13,000

USD 14,000 - 17,000

Sold: CHF 31,050

LOT 146

The Quarter Millennium of Vacheron Co... Geneva, Apr 03, 2005

Vacheron & Constantin, Genève, No. 128602, case No. 295596, Ref. 4178. Made in 1947. Very fine and rare, 18K pink gold gentleman?s wristwatch with square button chronograph, register, telemeter, tachometer, two-tone dial, and a pink gold Vacheron Constantin buckle. Accompanied by a Certificate of Authenticity.

C. Three-body, solid, polished, rounded band, fancy flared lugs. D. Two-tone silver with applied pink gold dotindexes and Roman numerals, subsidiary seconds and 30-minute register dials, outer 1/5th second andtelemeter scale. Pink gold "bâton" hands. M. Cal. 13??? 434, rhodium-plated, "fausses-côtes" decoration,19 jewels, straight line lever escapement, beryllium balance with timing screws, adjusted to temperature, self-compensatingBreguet balance-spring.Dial, case and movement signed.Diam. 35 mm. Thickness: 11 mm.

Grading System: AA

CHF 25,000 - 30,000

EUR 16,000 - 20,000

USD 21,000 - 25,000

Sold: CHF 46,000

LOT 147

The Quarter Millennium of Vacheron Co... Geneva, Apr 03, 2005

?Medical Chronograph? Vacheron & Constantin, Genève, No. 437697, case No. 295618, Ref. 4178. Made in 1948. Very fine and rare, 18K pink gold gentleman?s wristwatch with square button chronograph, register and black dial with pulsation scale, with a pink gold Vacheron Constantin buckle. Accompanied by a Certificate of Authenticity.

C. Three-body, solid, polished, rounded band, fancy flared lugs. D. Black with applied pink gold baton indexesand arabic numerals, subsidiary seconds and 30-minute register dials, outer 1/5th second scale, outermostpulsation scale. Pink gold "bâton" hands. M. Cal. 13??? 434, rhodium-plated, "fausses-côtes" decoration,19 jewels, straight line lever escapement, beryllium balance with timing screws, self-compensating Breguetbalance-spring.Dial, case and movement signed.Diam. 35 mm. Thickness: 11 mm.

Grading System: AAA

CHF 30,000 - 40,000

EUR 20,000 - 25,000

USD 25,000 - 35,000

Sold: CHF 46,000

LOT 148

The Quarter Millennium of Vacheron Co... Geneva, Apr 03, 2005

Vacheron Constantin, Genève, No. 488535, case No. 320970, Ref. 4544. Made in 1951. Very fine and unusual, square with rounded corners, 18K pink gold gentleman's wristwatch with pink gold Vacheron Constantin buckle. Accompanied by a fitted box and a Certificate of Authenticity.

C. Two-body, solid, polished, case surrounded by a separate decorative double rim mounted to the case with 12hour markers. D. Matte silver with applied pink gold Arabic numerals and pyramidal and dart indexes, subsidiaryseconds. Pink gold "bâton" hands. M. Cal. 9??? 458/3B, rhodium plated, "fausses-côtes" decoration, 17 jewels,straight line lever escapement, beryllium balance with timing screws, adjusted to temperatures, self-compensatingBreguet balance-spring, Vacheron Constantin micrometric regullator.Dial, case and movement signed.Dim. 31 x 31 mm. Thickness: 7.2 mm.

Grading System: AAA

CHF 7,000 - 9,000

EUR 4,500 - 6,000

USD 6,000 - 8,000

Sold: CHF 12,075

LOT 149

The Quarter Millennium of Vacheron Co... Geneva, Apr 03, 2005

So-called ?TV Watch? ?Vacheron & Constantin, Genève, No. 478082, case No. 330117, Ref. 4736. Made in 1953. Very fine and unusually rare, large, "carré à coins arrondis", center-seconds, 18K pink gold gentleman's wristwatch with a pink gold Vacheron Constantin buckle. Accompanied by a Certificate of Authenticity.

C. Two-body, solid, polished, sloped bezel, lapidated corners, rounded lugs, thick crystal. D. Satiné silver withapplied pink gold bâton indexes, outer minute devisions. Pink gold "bâton" hands. M. Cal. 9??? 466/38, rhodium-plated,?fausses côtes? decoration, 17 jewels, straight line lever escapement, beryllium balance with timingscrews, adjusted to temperatures, shock-absorber, self-compensating Breguet balance-spring, Vacheron &Constantin micrometer regulator.Dial, case and movement signed.Dim. 33 x 33 mm. Thickness: 9 mm.

Grading System: AAA

CHF 12,000 - 16,000

EUR 8,000 - 10,000

USD 10,000 - 14,000

Sold: CHF 10,350

LOT 150

The Quarter Millennium of Vacheron Co... Geneva, Apr 03, 2005

Vacheron & Constantin, Genève, ?Automatic?, No. 504544, case No. 341628, Ref. 4958. Made in 1954. Beautiful and rare, self-winding, water-resistant, 18K pink gold gentleman's wristwatch with a pink gold Vacheron Constantin buckle. Accompanied by a Certificate of Authenticity.

C. Two-body, solid, polished, stepped bezel, rounded band, concave lugs, screwed-down case back.D. Matte silver with applied pink gold baton indexes, subsidiary seconds. Pink gold "bâton" hands. M. Cal. P. 498,rhodium-plated, "fausses côtes" and ?oeil-de-perdrix? decoration, 21 jewels, straight line lever escapement,monometallic balance adjusted to temperatures, shock-absorber, self-compensating Breguet balance-spring.Dial, case and movement signed.Diam. 35 mm. Thickness: 11 mm.

Grading System:

CHF 30,000 - 40,000

EUR 20,000 - 25,000

USD 25,000 - 35,000

Sold: CHF 52,900

LOT 151

The Quarter Millennium of Vacheron Co... Geneva, Apr 03, 2005

So-called ?Lips? Vacheron & Constantin, Genève, No. 485633, case No. 348255, Ref. 4984. Made in 1955. Very fine and rare, rectangular, lobed, 18K pink gold gentleman's wristwatch with a pink gold Vacheron Constantin buckle. Accompanied by a Certificate of Authenticity.

C. Two-body, solid, polished, double curved sides holding the "bombe" crystal. D. Matte silvered with appliedgold indexes, subsidiary seconds. Pink gold "bâton" hands and dart indexes. M. Cal. 11??? 435/3C, tonneau,rhodium-plated, "fausses côtes" decoration, 17 jewels, straight line lever escapement, beryllium balance withtiming screws, adjusted to temperatures, self-compensating Breguet balance-spring.Dial, case and movement signed.Dim. 24 x 39 mm. Thickness:10 mm.

Grading System: AAA

CHF 16,000 - 20,000

EUR 10,000 - 13,000

USD 14,000 - 17,000

Sold: CHF 27,600

LOT 152

The Quarter Millennium of Vacheron Co... Geneva, Apr 03, 2005

?Cornes de Vache? Vacheron & Constantin, Genève, No. 470023, case No. 351606, Ref. 6087. Made in 1957. Very fine and unique, water-resistant, 18K pink gold gentleman's wristwatch with round button chronograph, register, telemeter and tachometer, with pink gold Vacheron Constantin buckle. Accompanied by a Certificate of Authenticity.

C. Two-body, solid, polished, screwed-down case back, overhanging teardrop lugs, anti-magnetic cap.D. Two-tone silver with applied pink gold bâton and Arabic hours, subsidiary seconds and 30-minute registerdials, outer minute and fifth second graduation, with telemeter and tachometer. Pink gold ?bâton? hands.M. Cal. 13''' 492 VC, rhodium plated, "fausses côtes" decoration, 19 jewels, straight line lever escapement,beryllium balance with timing screws, adjusted to temperatures, self-compensating Breguet balance-spring,index regulator.Dial, case and movement signed.Diam. 35 mm. Thickness: 12.4 mm.

Grading System:

CHF 180,000 - 220,000

EUR 120,000 - 140,000

USD 150,000 - 180,000

Sold: CHF 182,250

LOT 153

The Quarter Millennium of Vacheron Co... Geneva, Apr 03, 2005

?Pink Cioccolatone? Vacheron Constantin, Genève, No. 510097, case No. 343352, Ref. 4822. Made in 1954. Extremely fine and very rare, large, curved, ?carré?, center-seconds, 18K pink gold gentleman?s wristwatch with a pink gold Vacheron Constantin buckle. Accompanied by a Certificate of Authenticity.

C. Two-body, solid, polished, stepped bezel, rounded lugs, domed thick crystal. D. Silvered,?sunburst?, withapplied pink gold faceted indexes. Pink gold ?bâton? hands. M. Cal. 12???1/2 454, rhodium-plated,?fausses cotes?decoration, 17 jewels, straight line lever escapment, beryllium balance with timing screws, adjusted totemperatures, shock-absorber, self-compensating Breguet balance-spring, swan-neck micrometer regulator.Dial, case, and movement signed.Dim. 36 x 43 mm. Thickness: 12 mm.

Grading System: AAA

CHF 35,000 - 45,000

EUR 23,000 - 30,000

USD 30,000 - 37,000

Sold: CHF 48,300

LOT 154

The Quarter Millennium of Vacheron Co... Geneva, Apr 03, 2005

?Pink Cioccolatone? Vacheron & Constantin, Genève, ?Automatic?, No. 557862, case No. 386378, Ref. 6440. Made in 1962. Extremely fine and very rare, large, curved, "carré", center-seconds, self-winding, 18K pink gold gentle-man's wristwatch with a pink gold Vacheron Constantin buckle. Accompanied by a Certificate of Authenticity.

C. Two-body, solid, polished, stepped bezel, rounded lugs, domed thick crystal. D. Silvered, ?sunburst?, withapplied pink gold faceted indexes. Pink gold "bâton" hands. M. Cal. 12??? 1071, rhodium-plated, ?fausses côtes?decoration, stamped with the Geneva Seal, 29 jewels, straight line lever escapement, beryllium balance withtiming screws, adjusted to temperatures, shock-absorber, self-compensating Breguet balance-spring, swan-neckmicrometer regulator.Dial, case and movement signed.Dim. 36 x 43 mm. Thickness: 12 mm.

Grading System: AAA

CHF 40,000 - 50,000

EUR 25,000 - 32,000

USD 35,000 - 42,000

Sold: CHF 46,000

LOT 155

The Quarter Millennium of Vacheron Co... Geneva, Apr 03, 2005

Vacheron & Constantin, Genève, No. 466802, case No. 381969, Ref. 4072. Made in 1962. Very fine and rare, 18K pink gold gentleman's wristwatch with square button chronograph, register, tachometer and telemeter, with pink gold Vacheron Constantin buckle. Accompanied by a ?certificat d?origine et de garantie? and a Certificate of Authenticity.

C. Three-body, solid, polished, rounded bezel, concave lugs. D. Matte silver with applied pink gold lapidated bâton indexes,subsidiary seconds and 30-minute register dials, outer tachometer and telemeter graduation. Pink gold ?bâton" hands. M. Cal. 13???V-492, rhodium plated, "fausses côtes" decoration, 19 jewels, straight line lever escapement, beryllium balance with timing screws,adjusted to temperatures, self-compensating Breguet balance-spring, index regulator.Dial, case and movement signed.Diam. 34 mm. Thickness: 12 mm.

Grading System: AAA

CHF 22,000 - 28,000

EUR 14,000 - 18,000

USD 18,000 - 24,000

Sold: CHF 75,900

LOT 156

The Quarter Millennium of Vacheron Co... Geneva, Apr 03, 2005

Vacheron & Constantin, Genève, No. 586229, case No. 412967, Ref. 6704/3. Made in 1966. Very fine, flat, 18K pink gold gentleman's wristwatch with engine turned bezel and a pink gold Vacheron Constantin buckle. Accompanied by a Certificate of Authenticity.

C. Three-body, wide sunburst engine-turned bezel, straight lugs. D. Silvered, with applied pink gold indexes. Pinkgold "bâton" hands. M. Cal. 9??? 1003, rhodium-plated, ?fausses-côtes? decoration, 17 jewels, straight line leverescapement, beryllium balance with timing screws, adjusted to heat, cold, isochronism and five positions, self-compensatingflat balance-spring.Dial, case and movement signed.Diam. 30 mm. Thickness: 5 mm.

Grading System: AA

CHF 4,000 - 6,000

EUR 2,600 - 4,000

USD 3,400 - 5,000

Sold: CHF 8,280

LOT 157

The Quarter Millennium of Vacheron Co... Geneva, Apr 03, 2005

?The People?s Republic of China? Vacheron & Constantin, Genève, "Gerard Mercator 1594-1994", No. 798603, case No. 674963, Ref. 43050. Made in 1997 in a special edition to commemorate Britain?s handover of Hong Kong to China. Very fine and extremely rare, self-winding, water-resistant, 18K pink gold gentleman's wristwatch with multi-colored "cloisonné" enamel dial representing the People?s Republic of China with double retrograde sectors graduated for 12 hours and 60 minutes, with an 18K pink gold Vacheron Constantin deployant clasp. Accompanied by a Certificate of Authenticity.

C. Two-body, solid, polished, stepped bezels with sapphire crystals, overhanging curved and fluted lugs.D. 22K gold, signed J. & L. Genbrugge and dated 1 July, 1997, with a cloisonné polychrome enamel maprepresenting Greater China, the two retrograde sectors graduated from 1 to 12 for the hours and from 0 to 60for the minutes, with painted Arabic numerals and indexes. Pink gold hands in the shape of a marine compassreminiscent of the one used by Gerard Mercator. M. Cal. K 1120, extra-thin, rhodium-plated, "fausses côtes"decoration, stamped with the Seal of Geneva, 36 jewels, straight line lever escapement, annular berylliumbalance adjusted to heat, cold, isochronism and five positions, self-compensating free-sprung flat balance-spring,21K gold rotor segment bearing the engraving ?1594 - Gerard Mercator - 1994".Dial, case and movement signed.Diam. 36 mm. Thickness: 8 mm.

Grading System: AAA

CHF 30,000 - 40,000

EUR 20,000 - 25,000

USD 25,000 - 35,000

Sold: CHF 55,200

LOT 158

The Quarter Millennium of Vacheron Co... Geneva, Apr 03, 2005

(Abraham Vacheron), Genève, No. 2031. Made in 1808. Signed Vacheron & Constantin, when returned around 1825, for renovation. Very fine and rare, slim 18K yellow gold quarter repeating pocket watch. Accompanied by a Certificate of Authenticity.

C. Four-body, "bassine pince", the bezels, pendant and bow chased with floral decoration, the back engravedwith flowers. Gold cuvette engraved with technical details. D. Silver, black champlevé enamel radial Romanchapter ring, central field with floral engraving. Blued steel Breguet hands. M. Cal. 15???, gilt brass, bar caliberwith going barrel, four jewels, cylinder escapement, plain brass three-arm balance, flat balance spring, repeatingon gongs via plunge in the pendant.Dial, cuvette and movement signed.Diam. 39 mm.

Grading System: AA

CHF 4,000 - 5,000

EUR 2,600 - 3,300

USD 3,400 - 4,300

Sold: CHF 5,405

LOT 159

The Quarter Millennium of Vacheron Co... Geneva, Apr 03, 2005

?St. Peter?s Square Rome? Abm. Vacheron Girod, Genève, No. 39459. Made in 1837. Very fine and rare 18K yellow gold fob watch. Accompanied by a Certificate of Authenticity.

C. Two-body, ?bassine?, reeded band, reeded band, florally chased bezels, pendant and bow, the back withengraved depiction of St. Peter?s square in Rome. D. White enamel, radial Roman numerals outer minute track,eccentric winding hole. Blued steel Breguet hands. M. Cal. 15???, hinged, gilt brass, full plate, fusée and chain,verge escapement, plain brass three-arm balance, flat balance spring, pierced contental cock.Dial and movement signed.Diam. 37 mm.

Grading System: AA

CHF 2,500 - 3,500

EUR 1,600 - 2,300

USD 2,100 - 3,000

Sold: CHF 6,900

LOT 160

The Quarter Millennium of Vacheron Co... Geneva, Apr 03, 2005

Vacheron & Constantine, Genève, No. 46225. Made in 1843. Very fine and rare, slim 18K yellow gold pocket watch. Accompanied by a Certificate of Authenticity.

C. Four body, "forme quatre baguettes" with ribbed band, the bezels, pendant and bow chased with floraldecoration, the back engraved with flowers. Gold cuvette engraved with technical details. D. White enamel withradial Roman numerals and outer minute track. Gold Breguet hands. M. Cal. 17???, gilt brass, bar caliber withgoing barrel, four jewels, cylinder escapement, plain brass three-arm balance, flat balance spring.Dial, cuvette and movement signed.Diam. 42.5 mm.

Grading System: AA

CHF 2,500 - 3,500

EUR 1,600 - 2,300

USD 2,100 - 3,000

Sold: CHF 4,600

LOT 161

The Quarter Millennium of Vacheron Co... Geneva, Apr 03, 2005

Abm. Vacheron Girod, Genève, No. 56896. Made in 1850. Very fine and rare 18K yellow gold and painted on enamel fob watch with two matching pearl and ruby set brooches, gold chain, key and seal. Accompanied by the original fitted box and a Certificate of Authenticity.

C. Four body, demi-bassine, reeded band, blue enamelback with painted on enamel flowers, chased andengraved boarder and central motif . Hinged gold cuvetteengraved with technical details. D. White enamel, radialRoman numerals outer minute track. Yellow gold Breguethands. M. Cal. 13???, gilt brass, bar caliber with goingbarrel, 4 jewels, cylinder escapement, plain brass three-armbalance, flat balance spring, index regulator.Signed on the cuvette, punched on the movement.Diam. 33 mm.

Grading System: AAA

CHF 8,000 - 10,000

EUR 5,000 - 6,500

USD 7,000 - 8,500

Sold: CHF 9,200

LOT 162

The Quarter Millennium of Vacheron Co... Geneva, Apr 03, 2005

?Calibre Leschot? Vacheron & Constantin, Genève, case and movement No. 123746. Made in 1867. Very fine and rare 18K gold hunting-cased watch with early nickel movement. Accompanied by a Certificate of Authenticity.

C. Four-body, ?lentille?, both spring-loaded covers finely engine-turnedwith vermicelli pattern, polished band, front withmonogram ?LJ? in a cartouche. Hinged gold cuvette. D. Whiteenamel, radial Roman numerals, outer minute track, subsidiaryseconds. Blued steel Breguet hands. M. Cal. 16??? A, maillechort,Leschot caliber, ?fausses côtes? decoration, hanging barrel, 15jewels, lateral lever escapement, cut-bimetallic compensationbalance, flat balance spring, index regulator with the scale onthe center wheel bridge.Signed and numbered on movement and cuvette, case punchedGeneva gold mark.Diam. 43 mm.

Grading System: AAA

CHF 2,000 - 3,000

EUR 1,300 - 2,000

USD 1,700 - 2,500

Sold: CHF 5,750

LOT 163

The Quarter Millennium of Vacheron Co... Geneva, Apr 03, 2005

?The Fragrance of Spring? Vacheron & Constantin, Genève, Veuve. C. Vacheron & Cie, Successeur, No. 131237. Made in 1871. Very fine and very rare 18K gold and painted on enamel keyless fob watch with matching fob. Accompanied by a Certificate of Authenticity.

C. Four-body, ?bassine et filets?, back with painted on enamel oval medallion depicting a young girl with flowers,applied varicolored gold borders, gold hinged cuvette. Brooch: en suite with oval painted on enamel medalliondepicting a lady holding flowers and enjoying their fragrance, the reverse signed X.P., back with mother of pearl,gold link below terminating with spring-loaded hook for the watch. D. White enamel, radial Roman numerals,outer minute divisions with five-minute Arabic markers. Gold ?spade? hands. M. Cal. 12''' H.R., maillechort, barcaliber, gold train, 10 jewels, cylinder escapement, three-arm gold balance, flat balance spring.Movement signed.Diam. 31 mm, length with the brooch: 132 mm.

Grading System: AAA

CHF 8,000 - 10,000

EUR 5,000 - 6,500

USD 7,000 - 8,500

Sold: CHF 17,250

LOT 164

The Quarter Millennium of Vacheron Co... Geneva, Apr 03, 2005

?Peter the First of Serbia? Vacheron & Constantin, Genève, No. 331041, case No. 200679. One of a series of twelve watches made for Peter the First of Serbia in 1905. Very fine and historically important, keyless, 18K yellow gold Royal presentation dress watch. Accompanied by a Certificate of Authenticity.

C. Four-body, "demi-bassine", solid, case back engine turned engraved with Peter the First's coat of arms, hingedgold cuvette. D. White enamel with Breguet numerals, outer minute track, subsidiary seconds. Yellow gold"Breguet" hands. M. Cal. R.A. 19''', frosted gilt, 15 jewels, straight line lever escapement, cut bimetallic com-pensationbalance, blued steel Breguet balance-spring, index regulator.Dial, case and movement signed.Diam. 50 mm.

Grading System:

CHF 8,000 - 10,000

EUR 5,000 - 6,500

USD 7,000 - 8,500

Sold: CHF 9,775

LOT 165

The Quarter Millennium of Vacheron Co... Geneva, Apr 03, 2005

Vacheron & Constantin, Genève, No. 333155, case No. 201599. Made in 1905. Fine and rare, keyless, 18K yellow gold pocket lever chronometer with chronograph, instantaneous 30-minute register and outer tachometer scale. Accompanied by a Certificate of Authenticity.

C. Four-body, "bassine", solid, polished, concealed hinged gold cuvette, case back with blue enamel monogram?CPS?. D. White enamel with Breguet numerals, outer tachometer scale with 60 kilometer per hour base,30-minute register at 12, sunk subsidiary seconds at 6. Gold "spade" hands. M. Cal. R.A. 17???, frosted gilt, 21jewels, straight-line lever escapement, cut bimetallic compensation balance, blued steel Breguet balance-spring,swan-neck micrometer regulator.Dial, case and movement signed.Diam. 47 mm.

Grading System: AA

CHF 7,000 - 9,000

EUR 4,500 - 6,000

USD 6,000 - 8,000

Sold: CHF 17,250

LOT 166

The Quarter Millennium of Vacheron Co... Geneva, Apr 03, 2005

Vacheron & Constantin, Genève, No. 354649, case No. 219684. Made in 1911. Very fine and rare 18K gold, slim, hunting-cased, keyless minute-repeating dress watch. Accompanied by a Certificate of Authenticity.

C. Five-body, ?bassine pincée?, polished, hinged gold cuvette, front cover with dedication inscription to theinterior. D. White enamel, Breguet numerals, outer minute track, sunk subsidiary seconds. Gold ?spade? hands.M. Cal. R.A. 20???19, frosted gilt, 29 jewels, straight line lever escapement, cut-bimetallic compensation balance,Breguet balance-spring, index regulator, repeating on gongs via slide in the band.Dial, case and movement signed.Diam. 53 mm.

Grading System: AAA

CHF 8,000 - 12,000

EUR 5,000 - 8,000

USD 7,000 - 10,000

Sold: CHF 17,365

LOT 167

The Quarter Millennium of Vacheron Co... Geneva, Apr 03, 2005

Vacheron & Constantin, Genève, No. 345186, case No. 213221. Made in 1911. Very fine 18K gold keyless, hunting-cased, minute-repeating watch with chronograph and 30-minute register. Accompanied by a Certificate of Authenticity.

C. Five-body, ?bassine?, polished, hinged gold cuvette. D. White enamel, radial Roman numerals, outer minutedivisions, outermost chronograph track divided into fifths, 30-minute register at 12, subsidiary seconds.Gold ?spade? hands. M. Cal. R.A. 20??? R.M.C.C., frosted gilt, bar caliber, 35 jewels, straight line lever escapement,cut-bimetallic compensation balance with Breguet balance spring, swan-neck micrometric regulator, repeatingon gongs via slide in the band.Dial, case and movement signed.Diam. 55 mm.

Grading System: AAA

CHF 15,000 - 20,000

EUR 10,000 - 13,000

USD 13,000 - 17,000

Sold: CHF 23,000

LOT 168

The Quarter Millennium of Vacheron Co... Geneva, Apr 03, 2005

Vacheron & Constantin, Genève, No. 359365, case No. 226656. Made in 1913. Fine and rare 18K gold hunting-cased keyless pocket watch with chronograph and 30-minute register. Accompanied by a Certificate of Authenticity.

C. Four-body, "bassine", polished, gold hinged cuvette. D. White enamel, Breguet numerals, outer minute andseconds track with five-minute/seconds Arabic markers, 30-minute recorder at 12 o'clock, sunk subsidiaryseconds. Blued steel "spade" hands. M. Cal. R.A. 19/20???, frosted gilt, 22 jewels, straight line lever escapement,cut bimetallic compensation balance, Breguet balance spring, swan-neck micrometric regulator.Dial, case and movement signed.Diam. 55 mm.

Grading System: AA

CHF 7,000 - 9,000

EUR 4,500 - 6,000

USD 6,000 - 8,000

Sold: CHF 11,500

LOT 169

The Quarter Millennium of Vacheron Co... Geneva, Apr 03, 2005

?The Griffon? Vacheron & Constantin, Geneva, No. 365590, case No. 226593. Made in 1914. Very fine and equally rare square 18K gold, ramolayé and black champlevé enamel, keyless dress watch. Accompanied by a Certificate of Authenticity.

C. Four-piece, square with rounded corners, black champlevé enamel back with central gold ramolayé Flemishmask, surrounded by inhabited scrolling foliage, within a foliage and cartouche frame, finely chased andengraved band, bezel with black champlevé enamel foliage and cartouche decoration, chased and engraved bow.D. Gilt, radial Roman numerals, outer minute track, subsidiary seconds. Blued steel ?fleur-de-lis? hands.M. Cal. R.A. 17??? U.M. rhodium plated, 18 jewels, straight line lever escapement, cut bimetallic balance, eightadjustments, flat balance spring, index regulator.Dial, case and movement signed.Dim. 44 x 44 mm.

Grading System:

CHF 15,000 - 20,000

EUR 10,000 - 13,000

USD 13,000 - 17,000

Sold: CHF 102,350

LOT 170

The Quarter Millennium of Vacheron Co... Geneva, Apr 03, 2005

Vacheron & Constantin, Genève, No. 372247, case No. 230188. Made in 1916. Very fine and elegant, slim, 18K yellow gold, keyless, minute-repeating dress watch. Accompanied by a certificate of Authenticity.

C. Four-body, "bassine pincée", polished back with monogram ?IAB?, dedication inscription ?Irving A. Brownfrom Carl F. Boker with kind remembrance of Jan. 6, 1916?, gold cuvette with dedication inscription, concealedhinges. D. Matte gilt, Breguet chapter ring with minute track, ?guilloché? outer and inner field, sunk subsidiaryseconds. Blued steel "Breguet" hands. M. Cal. R.A. 17/18???, 27/12, rhodium-plated, 29 jewels, straight line leverescapement, cut bimetallic compensation balance, eight adjustments, Breguet balance-spring, index regulator,repeating on gongs via slide in the band.Dial, case and movement signed.Diam. 47 mm.

Grading System: AAA

CHF 10,000 - 15,000

EUR 6,500 - 10,000

USD 8,500 - 13,000

Sold: CHF 18,400

LOT 171

The Quarter Millennium of Vacheron Co... Geneva, Apr 03, 2005

?Lozenge? Vacheron & Constantin, Genève, No. 377409, case No. 233687. Made in 1918. Very fine and rare, curved, lozenge-shaped, 18K yellow gold gentleman's Art Deco wristwatch with 18K yellow gold bracelet ?à petites mailles?. Accompanied by a Certificate of Authenticity.

C. Two-body, solid, polished, hinged case back, wire lugs, domed crystal. D. Matte silver with painted andgraduated Arabic numerals, outer minute track. Blued steel "Breguet" hands. M. Cal. R.A. 9??? 94, rhodium-plated,16 jewels, straight line lever escapement, cut bimetallic compensation balance adjusted to 5 positions,flat balance-spring, index regulator.Dial, case and movement signed.Dim. 24 x 41 mm. Thickness 8 mm.

Grading System: AAA

CHF 18,000 - 22,000

EUR 12,000 - 14,000

USD 15,000 - 18,000

Sold: CHF 23,000

LOT 172

The Quarter Millennium of Vacheron Co... Geneva, Apr 03, 2005

?Tonneau? Vacheron & Constantin, Genève, No. 392589, case No. 242850. Made 1921. Very fine and rare, curved, tonneau-shaped, 18K yellow gold gentleman's Art Deco wristwatch. Accompanied by an 18K yellow gold woven ?milanaise? bracelet and a Certificate of Authenticity.

C. Two-body, solid, polished, hinged case back, wire lugs, domed crystal. D. Matte gilt with painted graduatedArabic numerals, outer minute track. Blued steel Breguet hands. M. Cal. R.A.9???94, rhodium-plated, 16jewels, straight line lever escapement, cut bimetallic compensation balance adjusted to 5 positions, Breguetbalance-spring.Dial, case and movement signed.Dim. 22 x 37 mm. Thickness: 8 mm.

Grading System: AAA

CHF 18,000 - 22,000

EUR 12,000 - 14,000

USD 15,000 - 18,000

Sold: CHF 25,300

LOT 173

The Quarter Millennium of Vacheron Co... Geneva, Apr 03, 2005

?Tonneau? Vacheron & Constantin, Genève, No. 407133, case No. 253300. Made and sold in 1928. Very fine and rare, curved, tonneau-shaped, 18K yellow gold gentleman's Art Deco wristwatch with a yellow gold Vacheron Constantin buckle. Accompanied by a Certificate of Authenticity.

C. Two-body, solid, polished, hinged case back, small circular lugs, domed crystal. D. Matte silver with paintedupright Arabic numerals, outer minute track. Blued steel "Breguet" hands. M. Cal. 9??? 94, rhodium-plated, 15jewels, straight line lever escapement, cut bimetallic compensation balance adjusted to five positions, flatbalance-spring, index regulator.Dial, case, and movement signed.Dim. 23 x 42 mm. Thickness: 8.5 mm.

Grading System: AAA

CHF 16,000 - 20,000

EUR 10,000 - 13,000

USD 14,000 - 17,000

Sold: CHF 29,900

LOT 174

The Quarter Millennium of Vacheron Co... Geneva, Apr 03, 2005

?Double Face? Vacheron & Constantin, Genève, No. 377628, case No. 234192. Made in 1918. Very fine and rare 18K gold, keyless, astronomical, double-face pocket watch with phases of the moon and full calendar. Accompanied by a Certificate of Authenticity.

C. Four-body, ?bassine?, polished, back with monogram ?JO?, hinged gold cuvette. D. Front: white enamel,Breguet numerals, outer minute track. Gold Breguet hands. Back: silvered, partially skeletonized, day and monthchapters, moon phase aperture, outer date ring, blued steel hands. M. 18???, 55/12, frosted gilt, 19 jewels, straightline lever escapement, cut-bimetallic compensation balance, Breguet balance spring, index regulator,Dial, case and movement signed.Diam. 50 mm.

Grading System: AAA

CHF 10,000 - 15,000

EUR 6,500 - 10,000

USD 8,500 - 13,000

Sold: CHF 57,500

LOT 175

The Quarter Millennium of Vacheron Co... Geneva, Apr 03, 2005

?Medical Chronograph? Vacheron & Constantin, Genève, No. 370995, case No. 229192. Made in 1914. Fine and rare, keyless, 18K yellow gold pocket watch with chronograph, instantaneous 30-minute register and pulsometer. Accompanied by a Certificate of Authenticity.

C. Four-body, "bassine", solid, polished, gold hinged cuvette with dedication inscription, case back withmonogram. D. White enamel with radial Roman numerals, outer pulsometer scale, 30 minute register at 12,subsidiary seconds at 6. Gold "spade" hands. M. Cal. R.A. 19/20???, 38/12, frosted gilt, 25 jewels, straight-linelever escapement, cut bimetallic compensation balance, Breguet balance-spring, swan-neck micrometerregulator.Dial, case and movement signed.Diam. 55 mm.

Grading System: AA

CHF 8,000 - 10,000

EUR 5,000 - 6,500

USD 7,000 - 8,500

Sold: CHF 13,800

LOT 176

The Quarter Millennium of Vacheron Co... Geneva, Apr 03, 2005

So-called ?American? Vacheron & Constantin, Geneve, No. 394192, case No. 245206. Made in 1921. Very fine and extremely rare, cushion-shaped, 18K yellow gold gentleman's wristwatch with movement and dial diagonally set in the case, and a yellow gold Vacheron Constantin buckle. Accompanied by a Certificate of Authenticity.

C. Three-body, solid, polished, small scrolled lugs, winding-crown at the top left corner over the 12.D. White enamel with Breguet numerals, sunk subsidiary seconds dial over the 6 at the bottom right corner.Blued steel Breguet hands. M. Cal. R.A. 11???62 Nouveau, rhodium-plated, "fausses cotes" decoration, 16 jewels,straight line lever escapement, cut bimetallic balance with five adjustments, Breguet balance-spring.Dial, case and movement signed.Dim. 31 x 42 mm. Thickness: 9,2 mm.

Grading System:

CHF 40,000 - 60,000

EUR 25,000 - 40,000

USD 35,000 - 50,000

Sold: CHF 70,150

LOT 177

The Quarter Millennium of Vacheron Co... Geneva, Apr 03, 2005

?The Birds of Nekhbet? Vacheron & Constantin, Genève, No. 402192, case No. 244702. Made in 1923. Elegant and unique, Egyptian Revival, Art Deco, 18K gold and enamel, slim, keyless cushion-shaped dress watch. Accompanied by a Certificate of Authenticity.

C. Three-piece, polished with black, white and blue geometric palm motif, champlevé enamel bezels and bow,back with black and blue enamel vultures, each with one wing extended and the other touching the groundrepresenting the goddess Nekhbet, band with enamel decoration. D. Matte silver, applied gold upright Arabicnumerals, sunk subsidiary seconds. Gold "cathedral" hands. M. Cal.16???162, rhodium plated, 18 jewels, straightline lever escapement, cut bimetallic balance with eight adjustments, flat balance-spring, index regulator.Dial, case and movement signed.Dim. 45 mm.

Grading System: AA

CHF 7,000 - 9,000

EUR 4,500 - 6,000

USD 6,000 - 8,000

Sold: CHF 18,975

LOT 178

The Quarter Millennium of Vacheron Co... Geneva, Apr 03, 2005

?Ostrich Feathers? Vacheron & Constantin, Genève, No. 389236, case No. 245648. Made in 1923. Exceptional 18K yellow gold, keyless, dress watch, with fully engraved dial and movement. Accompanied by a Certificate of Authenticity.

C. Four-body, ?Empire?, polished, brushed back, chased band, hinged glazed gold cuvette. D. Silver, champlevéBreguet numerals, outer champlevé minute track, sunk subsidiary seconds, the whole engraved in ?taille-douce?with ostrich feathers. Blued steel ?cathedral? hands. M. Cal. R.A. 17??? Bas, rhodium plated, fully chased andengraved with austrich feathers, 18 jewels, straight line lever escapement, cut-bimetallic compensation balancewith eight adjustments, Breguet balance spring, index regulator.Dial, case and movement signed.Diam. 45 mm.

Grading System:

CHF 6,000 - 8,000

EUR 4,000 - 5,000

USD 5,000 - 7,000

Sold: CHF 18,400

LOT 179

The Quarter Millennium of Vacheron Co... Geneva, Apr 03, 2005

Vacheron & Constantin, Genève, No. 414237, case No. 257509. Made in 1930. Very fine and rare, oversized, rectangular curved, 18K yellow gold gentleman's Art Deco wristwatch. Accompanied by a yellow gold Vacheron Constantin buckle and a Certificate of Authenticity.

C. Two-body, solid, polished stepped and sloped sides, curled lugs, hinged case back with engraved initials?E.P.C.?, "bombé" crystal. D. Matte silver with applied yellow gold Arabic numerals, outer minute track. Yellowgold "Breguet" hands. M. Cal. R.A. 9??? 94, rhodium-plated, 17 jewels, straight line lever escapement, cutbimetallic compensation balance adjusted to three positions and temperature, blued steel flat balance-spring.Dial, case and movement signed.Dim. 28 x 47 mm. Thickness 9 mm.

Grading System:

CHF 30,000 - 40,000

EUR 20,000 - 25,000

USD 25,000 - 35,000

Sold: CHF 75,325

LOT 180

The Quarter Millennium of Vacheron Co... Geneva, Apr 03, 2005

Vacheron & Constantin, Genève, No. 419419, case No. 261778. Made in 1929. Very fine and rare, large, rectangular, Art deco, 18K yellow gold gentleman's wristwatch. Accompanied by a yellow gold Vacheron Constantin buckle, a Certificate of Authenticity and original fitted box.

C. two-body, solid, polished stepped and sloped sides. D. Two-tone silver with gilt baton indexes and paintedupright Arabic numerals, outer minute track, subsidiary seconds. Yellow gold "?p?e" hands. M. Cal. 17-24, ton-neau,rhodium-plated, 17 jewels, straight line lever escapement, beryllium balance timing screw, self-compen-satingflat balance-spring.Dial, case and movement signed.Dim. 20 x 42 mm. Thickness: 8 mm.

Grading System: AA

CHF 12,000 - 16,000

EUR 8,000 - 10,000

USD 10,000 - 14,000

Sold: CHF 12,650

LOT 181

The Quarter Millennium of Vacheron Co... Geneva, Apr 03, 2005

?Alexander I, King of Yugoslavia? Vacheron & Constantin, Genève, No. 410491, case No. 252582. Made in 1929. Retailed by Milan T. Stefanovitch, Belgrade. Very fine and rare, square with canted corners, 18K yellow gold lady?s wristwatch. Accompanied by a Vacheron Constantin yellow gold buckle and a Certificate of Authenticity.

C. Three-body, solid, polished, back with the cipher of the Serbian royal family surmounted by a crown.D. Matte silver with applied yellow gold ?cubiste? numerals. Yellow gold Breguet hands. M. Cal. 9??? 94, rhodiumplated, 15 jewels, lever escapement, cut bimetallic balance with five adjustments, flat balance-spring.Dial and movement signed. Dial signed by the retailer.Dim. 22 x 22 mm. Thickness: 7 mm.

Grading System: AAA

CHF 8,000 - 10,000

EUR 5,000 - 6,500

USD 7,000 - 8,500

Sold: CHF 9,200

LOT 182

The Quarter Millennium of Vacheron Co... Geneva, Apr 03, 2005

?King Fouad? Vacheron & Constantin, Genève, No. 402833, case No. 251058. Started in 1914, presented to King Fouad I of Egypt, by the Swiss expatriate community in 1929. Exceptionally fine, highly important and unique, large 18K yellow gold and enamel, keyless, astronomical carillon trip minute-repeating, grande and petite sonnerie with silence, two-train clockwatch with split-seconds chronograph, 30-minute register, perpetual calendar and phases and age of the moon. Accompanied by a Certificate of Authenticity.

C. Four-body, massive, ?bassine à filets?, polished, back with the arms of King Fouad the First in polychromeenamel, hinged gold cuvette inscribed ?A Sa Majesté, Fouad 1er, Hommage de la Colonie Suisse d?Egypte, 1929?.D. Matte silver, black champlevé upright Arabic numerals, outer minute track with chronograph track dividedinto fifths with five-minute/seconds Arabic markers, aperture for the day and date at 12, concentric leap yearand month dial at 9, 30-minute recorder at 3, subsidiary seconds with moon phase aperture and lunar age sectorat 6. Blued steel Breguet hands. M. Cal. R.A. 21??? 74/12, maillechort, ?fausses côtes? decoration, 46 jewels, twotrains, straight line lever escapement, cut bimetallic compensation balance with eight adjustments, improvedVacheron & Constantin micrometer regulator (Patents CH101652, registered 1 November 1923 and CH105967,registered 1 November 1924), tandem winding, split-seconds mechanism set on the back plate, striking on threegongs, repeating on three gongs by three hammers through trip in the band, grande/petite sonnerie andstrike/silent levers on the band, chronograph pusher co-axial to the winding crown, split seconds via a pusher inthe band.Dial, case and movement signed.Diam. 67 mm.

Grading System:

CHF 0 - 0

EUR 0 - 0

USD 0 - 0

Sold: CHF 3,306,250

LOT 183

The Quarter Millennium of Vacheron Co... Geneva, Apr 03, 2005

Vacheron & Constantin, Genève, No. 414486, case No. 414486. Made in 1930. Extremely fine and rare, rectangular, cuneiform, Art Deco, 18K yellow gold gentleman?s wristwatch with half hooded lugs. Accompanied by a Vacheron Constantin yellow gold buckle and a Certificate of Authenticity.

C. Two-body, solid, polished and brushed, rounded ends, half hooded lugs. D. Silvered, brushed, with appliedwhite gold Breguet numerals. White gold Breguet hands. M. Cal. R.A. 9?? 94 V.N.P., rhodium plated, 15 jewels,lever escapement, cut bimetallic balance, flat balance-spring.Dial and movement signed.Dim. 22 x 33 mm. Thickness: 7.5 mm.

Grading System: AAA

CHF 8,000 - 10,000

EUR 5,000 - 6,500

USD 7,000 - 8,500

Sold: CHF 23,000

LOT 184

The Quarter Millennium of Vacheron Co... Geneva, Apr 03, 2005

Vacheron & Constantin, Genève, No. 367559, case No. 259420. Made in 1935. Very fine and extremely rare, 18K yellow gold gentleman's wristwatch with winding crown at 12. Accompanied by a yellow gold Vacheron Constantin buckle and a Certificate of Authenticity.

C. Three-body, solid, polished and brushed, narrow flat bezel, concave lugs, winding crown at 12. D. Matte white,applied yellow gold bâton indexes, outer minute graduation, subsidiary seconds. Yellow gold "épée" hands.M. Cal. 11??? 73, gilt brass, 15 jewels, straight line lever escapement, cut bimetallic balance, Breguet balance spring.Dial, case and movement signed.Diam. 29 mm. Thickness: 9 mm.

Grading System: AAA

CHF 12,000 - 16,000

EUR 8,000 - 10,000

USD 10,000 - 14,000

Sold: CHF 17,250

LOT 185

The Quarter Millennium of Vacheron Co... Geneva, Apr 03, 2005

?Blue Tachometer? Vacheron & Constantin, Genève, No. 420665, case No. 261747, Ref. 4111. Made in 1937. Very fine and rare cushion-shaped 18K yellow gold gentleman's Art Deco wristwatch with square button chronograph, register, tachometer, two-tone dial, and yellow gold Vacheron Constantin buckle. Accompanied by a Certificate of Authenticity.

C. Two-body, solid, polished, flat bezel, concave lugs. D. Two-tone silver champleveé indexes and Arabicnumerals, subsidiary seconds and 30-minute register, outer tachometer scale in blue. Blued steel "épée"hands. M. Cal. R.A.13???(295), frosted gilt, 19 jewels, straight line lever escapement, cut bimetallic balance,flat balance-spring.Dial, case and movement signed.Dim. 33 x 39 mm. Thickness: 11 mm.

Grading System: AAA

CHF 30,000 - 40,000

EUR 20,000 - 25,000

USD 25,000 - 35,000

Sold: CHF 80,500

LOT 186

The Quarter Millennium of Vacheron Co... Geneva, Apr 03, 2005

?Blue Tachometer? Vacheron & Constantin, Genève, No. 420637, case No. 264454, Ref. 321. Made in 1938. Very fine and rare, 18K yellow gold gentleman's wristwatch with square button chronograph, register, tachymeter and hooded hinged lugs, with a yellow gold Vacheron Constantin buckle. Accompanied by a Certificate of Authenticity.

C. Three-body, polished, stepped bezel, hooded hinged lugs. D. Matte two-tone silver with baton indexes andArabic numerals, subsidiary seconds, 30-minute register, outer fifth second timing scale outermost tachymeterscale in blue. Yellow gold "épée" hands. M. Cal. R.A. 13??? 295, frosted gilt, 19 jewels, straight line leverescapement, cut bimetallic balance, Breguet balance-spring, index regulator.Dial, case and movement signed.Diam. 35 mm. Thickness: 11 mm.

Grading System: AAA

CHF 50,000 - 60,000

EUR 32,000 - 40,000

USD 42,000 - 50,000

Sold: CHF 57,500

LOT 187

The Quarter Millennium of Vacheron Co... Geneva, Apr 03, 2005

Vacheron & Constantin, Genève, No. 419439, case No. 260885. Made in 1937, sold in 1938. Very fine and interesting, rectangular curved, 18K yellow gold gentleman's wristwatch with yellow gold Vacheron Constantin buckle. Accompanied by a Certificate of Authenticity.

C. Two-body, solid, polished and brushed, stepped sides. D. Three-tone silver with Arabic numerals, subsidiaryseconds. Yellow gold "épée" hands. M. Cal. 17 x 24, tonneau, rhodium-plated, "fausses côtes" decoration, 18jewels, straight line lever escapement, beryllium balance with timing screws, adjusted to temperatures and threepositions, flat balance-spring, index regulator.Dial, case and movement signed.Dim. 20 x 44 mm. Thickness: 8.5 mm.

Grading System: AA

CHF 12,000 - 16,000

EUR 8,000 - 10,000

USD 10,000 - 14,000

Sold: CHF 21,390

LOT 188

The Quarter Millennium of Vacheron Co... Geneva, Apr 03, 2005

Vacheron & Constantin, Genève, No. 421657, case No. 266031, Ref. 4030. Made in 1939. Very fine, rectangular curved, 18K yellow gold gentleman's wristwatch with hooded lugs and black dial, and a yellow gold Vacheron Constantin buckle. Accompanied by a Certificate of Authenticity.

C. Two-body, solid, polished, faceted sides, brushed rounded hooded lugs, rounded crystal. D. Black with appliedgold baton indexes and Arabic numerals, outer minute track, subsidiary seconds dial. Yellow gold ?bâton? hands.M. Cal. 17-24. tonneau, rhodium plated, 'fausses côtes' decoration, 17 jewels, lever escapement, berylliumbalance with timing screws, adjusted to temperatures, self-compensating flat balance-spring, index regulator.Dial, case and movement signed.Dim. 19 x 37 mm. Thickness: 9 mm.

Grading System: AAA

CHF 20,000 - 30,000

EUR 13,000 - 20,000

USD 17,000 - 25,000

Sold: CHF 32,200

LOT 189

The Quarter Millennium of Vacheron Co... Geneva, Apr 03, 2005

Vacheron & Constantin, Genève, No. 419894, case No. 263570. Made in 1940. Very fine and rare, square, 18K yellow gold gentleman's wristwatch with black dial and reeded tubular lugs. Accompanied by a yellow gold Vacheron Constantin buckle and a Certificate of Authenticity.

C. Two-body, solid, polished reeded tubular lugs. D. Black with gilt baton indexes and Arabic numerals, outerminute track, subsidiary seconds. Yellow gold ?épée? hands. M. Cal. R.A. 10??? 105, rhodium-plated, ?faussescôtes? decoration, 15 jewels, straight line lever escapement, cut bimetallic balance, Breguet balance-spring,index regulator.Dial, case and movement signed.Dim. 25 x 35 mm. Thickness: 7.5 mm.

Grading System: AA

CHF 10,000 - 14,000

EUR 6,500 - 9,000

USD 8,500 - 12,000

Sold: CHF 15,640

LOT 190

The Quarter Millennium of Vacheron Co... Geneva, Apr 03, 2005

Vacheron & Constantin, Genève, No. 412573, case No. 262355. Made in 1939. Very fine and rare, slim 18K yellow gold keyless dress watch with split-seconds chronograph, instantaneous 30-minute register and tachometer. Accompanied by a Certificate of Authenticity.

C. Four-body, "bassine", solid, polished, gold hinged cuvette, concealed hinges. D. Matte silver with appliedpyramidal and Arabic hours, outer minute track with fifth second timing scale and Arabic five minutes/seconds,outermost tachometer scale, sunk subsidiary seconds, 30 -minute register at 12. M. Cal. 17/18??? P.C., nickel, 27jewels, straight line lever escapement, cut bimetallic compensation balance, adjusted to temperature and fivepositions, Breguet balance spring, swan-neck micrometer regulator.Dial, case and movement signed.Diam. 46 mm. This watch is illustrated in the book The World of Vacheron Constantin, page 408.

Grading System: AAA

CHF 8,000 - 12,000

EUR 5,000 - 8,000

USD 7,000 - 10,000

Sold: CHF 20,700

LOT 191

The Quarter Millennium of Vacheron Co... Geneva, Apr 03, 2005

?Blue Tachometer? Vacheron & Constantin, Genève, No. 422611, case No. 267362, Ref. 4072. Made in 1940. Very fine and rare, 18K yellow gold gentleman's wristwatch with square button chronograph, register, tachometer and two-tone dial. Accompanied by an 18K yellow gold Vacheron Constantin bracelet and a Certificate of Authenticity.

C. Three-body, polished, chamfered bezel, concave lugs. D. Two-tone silver with applied gold bâton indexes andArabic numerals, subsidiary seconds, 30-minute register, outer fifth second timing scale outermost tachometerscale in blue. Yellow gold "épée" hands. M. 13??? 295, rhodium plated, "fausses-côtes" decoration, 20 jewels,straight line lever escapement, cut bimetallic balance, Breguet balance-spring.Dial, case and movement signed.Diam. 33 mm. Thickness: 10,8 mm.

Grading System: AA

CHF 30,000 - 40,000

EUR 20,000 - 25,000

USD 25,000 - 35,000

Sold: CHF 46,000

LOT 192

The Quarter Millennium of Vacheron Co... Geneva, Apr 03, 2005

?Double Cylindrical Hooded Lugs? Vacheron & Constantin, Genève, No. 427231, case No. 266659, Ref. 4083. Made in 1940. Very fine and rare, 18K yellow gold gentleman's wristwatch with square button chronograph, register, tachometer, hooded lugs and 18K yellow gold Vacheron Constantin buckle. Accompanied by a Certificate of Authenticity.

C. Three-body, polished, rounded bezel, stepped rounded hooded lugs. D. Matte silver with bâton indexes andArabic numerals, subsidiary seconds, 30-minute register, outer fifth second timing scale, outermost tachometer.Yellow gold "Baton" hands. M. Cal. 13??? 295 Chrono, rhodium plated, ?fausses-côtes" decoration, 20 jewels,straight line lever escapement, cut bimetallic balance, Breguet balance-spring, index regulator.Dial, case and movement signed.Diam. 33 mm. Thickness: 10,5 mm.

Grading System: AAA

CHF 40,000 - 60,000

EUR 25,000 - 40,000

USD 35,000 - 50,000

Sold: CHF 66,700

LOT 193

The Quarter Millennium of Vacheron Co... Geneva, Apr 03, 2005

?Hinged Lugs? Vacheron & Constantin, Genève, No. 427252, case No. 267119, Ref. 4075. Made in 1941. Very fine and rare, 18K yellow gold gentleman's wristwatch with square button chronograph, register, tachometer, hooded hinged lugs. Accompanied by an 14K gold Vacheron Constantin bracelet and a Certificate of Authenticity.

C. Three-body, polished, stepped bezel, hooded hinged lugs. D. Two-tone silver with applied yellow gold batonindexes and Roman numerals, subsidiary seconds, 30-minute register, outer fifth second timing scale outermosttachometer scale. Yellow gold "baton" hands. M. Cal. 13??? 295 Chronog, rhodium plated, "fausses-côtes"decoration, 20 jewels, straight line lever escapement, cut bimetallic balance, Breguet balance-spring.Dial, case and movement signed.Diam. 34 mm. Thickness:11 mm.

Grading System: AAA

CHF 30,000 - 40,000

EUR 20,000 - 25,000

USD 25,000 - 35,000

Sold: CHF 46,000

LOT 194

The Quarter Millennium of Vacheron Co... Geneva, Apr 03, 2005

?Medical Chronograph? Vacheron & Constantin, Genève, No. 431259, case No. 271101, Ref. 4072. Made in 1942. Very fine 18K yellow gold gentleman's wristwatch with square button chronograph, register, pulsometer and two-tone dial, and a yellow gold Vacheron Constantin buckle. Accompanied by a Certificate of Authenticity.

C. Three-body, solid, polished, flat bezel, concave lugs. D. Two-tone silverered, brushed, with applied yellow goldbâton indexes and Arabic numerals, subsidiary seconds and 30-minute register, outer pulsometer. Yellow gold"baton" hands. M. Cal. 13??? 434, rhodium plated, "fausses-côtes" decoration, 19 jewels, straight line lever escap-ement,beryllium balance with timing screws, self-compensating Breguet balance-spring.Dial, case and movement signed.Diam. 34 mm. Thickness: 11 mm.

Grading System: AAA

CHF 30,000 - 40,000

EUR 20,000 - 25,000

USD 25,000 - 35,000

Sold: CHF 46,000

LOT 195

The Quarter Millennium of Vacheron Co... Geneva, Apr 03, 2005

Vacheron & Constantin, Genève, No. 420619, case No. 262708. Made in 1937. Very fine and rare, 18K yellow gold gentleman's wristwatch with square button chronograph, register, tachometer and two-tone dial, with a yellow gold Vacheron Constantin buckle. Accompanied by a Certificate of Authenticity.

C. Three-body, polished, convex bezel, concave lugs. D. Two-tone silver with baton indexes and Arabic numerals,subsidiary seconds, 30-minute register, outer fifth second timing scale outermost tachometer scale. Yellow gold"épée" hands. M. Cal. 13 295, frosted gilt, 20 jewels, straight line lever escapement, beryllium balance withtiming screws, self-compensating Breguet balance-spring.Dial, case and movement signed.Diam. 33 mm. Thickness: 12 mm.

Grading System: AA

CHF 25,000 - 30,000

EUR 16,000 - 20,000

USD 21,000 - 25,000

Sold: CHF 27,600

LOT 196

The Quarter Millennium of Vacheron Co... Geneva, Apr 03, 2005

?Two-tone dial? Vacheron & Constantin, Genève, No. 431201, case No. 270506, Ref. 4072. Made in 1941. Very fine 18K yellow gold gentleman's wristwatch with square button chronograph, register and tacho-meter, with an 18K yellow gold Vacheron Constantin buckle. Accompanied by a Certificate of Authenticity.

C. Three-body, solid, polished, rounded bezel, concave lugs. D. Two-tone gilt with applied yellow gold bâtonindexes and Arabic numerals, subsidiary seconds and 30-minute register dials, outer tachometer graduation.Gold "bâton" hands. M. Cal. 12??? -434, rhodium plated, "fausses-côtes" decoration, 19 jewels, straight line leverescapement, beryllium balance with timing screws, adjusted to temperatures, self-compensating Breguetbalance-spring.Dial, case and movement signed.Diam. 34 mm. Thickness: 12 mm.

Grading System: AAA

CHF 30,000 - 40,000

EUR 20,000 - 25,000

USD 25,000 - 35,000

Sold: CHF 62,100

LOT 197

The Quarter Millennium of Vacheron Co... Geneva, Apr 03, 2005

?All-Round? Vacheron & Constantin, Genève, No. 476514, case No. 310832, Ref. 3681. Made in 1948. Fine and rare 18K yellow gold gentleman's wristwatch with hooded lugs and a yellow gold Vacheron Constantin buckle. Accompanied by a Certificate of Authenticity.

C. Three-body, solid, polished, gadrooned bezel. D. Black with applied round gold indexes. Yellow gold ?épéehands. M. Cal. 9''' 458, rhodium plated, ?fausses côtes? decoration, 17 jewels, lever escapement, berylliumbalance with timing screws, adjusted to temperatures, self-compensating Breguet balance spring.Dial, case, and movement signed.Diam. 30 mm. Thickness: 7.5 mm.

Grading System: AA

CHF 12,000 - 16,000

EUR 8,000 - 10,000

USD 10,000 - 14,000

Sold: CHF 18,400

LOT 198

The Quarter Millennium of Vacheron Co... Geneva, Apr 03, 2005

?Black Mystery? Vacheron & Constantin, Genève, No. 481605, case No. 313995, Ref. 3681. Made and sold in 1949. Fine and rare 18K yellow gold gentleman's wristwatch with unusual hour and minute indication and a yellow gold Vacheron Constantin buckle. Accompanied by a Certificate of Authenticity.

C. Three-body, solid, polished, gadrooned bezel. D. Black with applied gold round indexes, at the center, a flutedrevolving gold plate bearing the triangular yellow gold hands. M. Cal. 9''' 458, rhodium plated, ?fausses côtes?decoration, 17 jewels, lever escapement, beryllium balance with timing screws, adjusted to temperatures, self-compensatingBreguet balance spring, micrometer regulator.Dial, case, and movement signed.Diam. 30 mm. Thickness: 8 mm.

Grading System: AAA

CHF 14,000 - 18,000

EUR 9,000 - 12,000

USD 12,000 - 15,000

Sold: CHF 14,950

LOT 199

The Quarter Millennium of Vacheron Co... Geneva, Apr 03, 2005

?Gold Mystery? Vacheron & Constantin, Genève, No. 498299, case No. 321210, Ref. 4753. Made and sold in 1952. Fine and rare 18K yellow gold gentleman's wristwatch with unusual hour and minute indication, with a yellow gold Vacheron Constantin buckle. Accompanied by a Certificate of Authenticity.

C. Three-body, solid, polished, gadrooned bezel. D. Two-tone, guilloché, matte silver with applied gold roundindexes, at the center, a fluted revolving gold plate bearing the triangular yellow gold hands. M. Cal. 9''' 458 3B,rhodium plated, ?fausses côtes? decoration, 17 jewels, lever escapement, beryllium balance with timing screws,adjusted to temperatures, self-compensating Breguet balance spring, micrometer regulator.Dial, case, and movement signed.Diam. 30 mm. Thickness: 8 mm.

Grading System: AAA

CHF 14,000 - 18,000

EUR 9,000 - 12,000

USD 12,000 - 15,000

Sold: CHF 21,850

LOT 200

The Quarter Millennium of Vacheron Co... Geneva, Apr 03, 2005

Vacheron & Constantin, Genève, No. 416360, case No. 298210, Ref. 4414. Made in 1946. Very fine and extremely rare, slim, 18K yellow gold, keyless ?World Time? dress watch, finished by Louis Cottier. Accompanied by a Certificate of Authenticity.

C. Three-body, solid, ?variée?, polished, with satiné back, back engraved ?Wechsler-Week, Oct. 1, 1945- April1946?. D. Three-tone, matte, silvered, with applied gold faceted bâton indexes, outer revolving Arabic chapterring for 24-hour indication, outermost world time chapter ring bearing the name of 31 global locations. Gold?baton? hands. M. Cal. 17??? 15/12 heure universelle, rhodium plated, ?fausses côtes? decoration, 18 jewels,straight line lever escapement, cut bimetallic compensation balance adjusted to temperature and five positions,blued-steel flat balance spring, index regulator.Dial, case and movement signed.Diam. 45 mm.

Grading System:

CHF 70,000 - 90,000

EUR 45,000 - 60,000

USD 60,000 - 75,000

Sold: CHF 138,000