C. Three-body, solid, polished, stepped bezel, sapphire crystal. D. White with applied white gold radial Roman numerals, subsidiary dials for the 12-hour and 30-minute registers, the days of the month, the week, the months and the leap year, graduation for the age of the moon, aperture for the moon phases. Luminous white gold "baton" hands. M. Cal. 5581, rhodium-plated, "oeil-de-perdrix" decoration, 29 jewels, straight-line lever escapement, monometallic balance adjusted to 5 positions, shock absorber, self-compensating flat balance spring, micrometer regulator, push button at 10 to operate the split-seconds hand. Dial, case and movement signed. Diam. 34 mm. Thickness 12 mm.
Grading System: AAA
USD 13,000 - 17,000
EUR 10,000 - 13,000
Sold: USD 17,110
C. Three-body, solid, polished, ridged band, transparent case back, straight lugs, screwed bars, sapphire crystals. D. Two-tone guilloché silvered gold with painted radial Roman numerals on an outer plain reserve, subsidiary sectors for the equation of time and the up-and-down indication, subsidiary ring dials for the days of the month, the months and the leap year, aperture for the days of the week at 12, secret Breguet signature. Blued steel "Breguet" hands. M. Cal. 502 QPET, rhodium-plated, hand-engraved and skeletonized, 38 jewels, straight-line lever escapement, monometallic balance, shock absorber, self-compensating flat balance spring, off-center rotor. Dial, case and movement signed. Diam. 36 mm. Thickness 8 mm.
Grading System: 
USD 50,000 - 70,000
EUR 40,000 - 55,000
Sold: USD 55,460
C. Two-body, solid, polished and brushed, concave lugs, transparent case back, sapphire crystals. D. Anthracite with applied white gold Arabic numerals, subsidiary dials for the seconds, the day, date, months and the 7-day up-and down indication, apertures for the 4-digit year and the moon phases. White gold "feuille" hands. M. Cal. C 5061, rhodium-plated, "fausses côtes" decoration, 66 jewels, straight line lever escapement, monometallic balance adjusted to 5 positions, shock absorber, self-compensating free-sprung Breguet balance spring with timing weights, hack mechanism, skeletonized bi-directional rotor with gold medallion inlay engraved "IWC ?Probus Scafusia ? 7 Days Power-Reserve". Dial, case and movement signed. Diam. 42 mm. Thickness 16 mm.
Grading System: AA
USD 18,000 - 24,000
EUR 14,000 - 20,000
Sold: USD 21,240
C. Three-body, solid, polished, case back with 6 screws, inclined bezel, curved straight lugs, screwed-down crown, sapphire crystal. D. White with applied yellow baton gold indexes, subsidiary dials for the seconds, the 12-hour and 30-minute registers, the date, days of the week, and the months, apertures for the four-digit year and the moon phases. Yellow gold ?baton? hands. M. Cal 79091, rhodiumplated, "fausses côtes" decoration, 68 jewels, straight line lever escapement, monometallic balance, shock absorber, self-compensating flat balance spring, repeating on gongs by activating slide on the band. Dial, case and movement signed. Diam. 42 mm. Thickness 16 mm.
Grading System:
USD 60,000 - 80,000
EUR 47,000 - 63,000
Sold: USD 77,880
C. Three-body, solid, polished, case back with 6 screws, reeded band, rounded bezel, straight lugs, screwed bars, domed sapphire crystal with golf ball symbol in the center. D. Bicolor mother-of-pearl and dark green with Arabic numerals, at the top, sector for the retrograde minutes, at the bottom, aperture for the jump-hour. White gold red arrow hand. M. Cal. 4503, rhodium-plated, 27 jewels, straight-line lever escapement, monometallic balance, shock absorber, selfcompensating flat balance spring. Dial, case and movement signed. Diam. 34 mm. Thickness 11 mm.
Grading System: A
USD 3,200 - 5,000
EUR 2,500 - 4,000
Sold: USD 3,776
C. Three-body, polished, case back with 6 screws, reeded band, rounded bezel, straight lugs, screwed bars, domed sapphire crystal with tennis ball in the center. D. Bicolor mother-of-pearl and dark green with Arabic numerals, at the top, sector for the retrograde minutes, at the bottom, aperture for the jump-hour. Yellow gold red arrow hand. M. Cal. 4503, rhodium-plated, 27 jewels, straightline lever escapement, monometallic balance, shock absorber, self-compensating flat balance spring. Dial, case and movement signed. Diam. 34 mm. Thickness 11 mm.
Grading System: A
USD 3,200 - 5,000
EUR 2,500 - 4,000
C. Two body, solid, polished, on the back an engraved astrolabe, stepped bezel, straight lugs, sapphire crystal. D. Tricolor, at the centre on a blue lacquer finished silver background, Europe and America depicted in white gold powder and connected with a line showing the path Columbus took; outer 2 revolving matte silver ring dials, one with the 24 nocturnal and diurnal hours, the other bearing the names of 30 cities in the world. White gold "dauphine" hands. M. Cal. 1873, rhodium-plated, 25 jewels, straight-line lever escapement, monometallic balance, shock absorber, selfcompensating flat balance spring. Dial and case signed. Diam. 35 mm. Thickness 7 mm.
Grading System: A
USD 2,500 - 3,200
EUR 2,000 - 2,500
Sold: USD 5,428
C. Two-body, solid, polished, stepped bezel and lugs, transparent screwed-down case back, sapphire crystals. D. Blue with applied pink gold Arabic numerals, subsidiary dials for the 12-hour and 30- minute registers, the seconds and the 24- hours, outer graduation for the days of the month, apertures for the days of the week, the months and the moon phases. Pink gold "Breguet" hands. M. Cal. 7751, rhodium-plated, "fausses côtes " and "oeil-de-perdrix" decoration, 25 jewels, straight-line lever escapement, monometallic balance, shock absorber, self-compensating flat balance spring, micrometer regulator, gold rotor. Dial, case and movement signed. Diam. 38 mm. Thickness 12 mm.
Grading System: A
USD 3,500 - 4,500
EUR 2,700 - 3,500
Sold: USD 4,130
C. Two-body, solid, polished, transparent screwed-down case back, fluted straight lugs, bezel graduated to 12-hours, sapphire crystals. D. Bicolor black and silver with applied pink gold Arabic numerals and indexes in 24-hours on a black outer reserve, revolving off-white center disc bearing the names of 24 cities around the world. Pink gold "Breguet" hands. M. Cal. 2893-3, rhodiumplated, "fausses côtes" and "oeil-deperdrix" decoration, 21 jewels, straightline lever escapement, monometallic balance, shock absorber, self-compensating flat balance spring, micrometer regulator. Dial, case and movement signed. Diam. 40 mm. Thickness 10 mm.
Grading System: A
USD 3,000 - 4,000
EUR 2,300 - 3,100
Sold: USD 3,304
C. Three-body, solid, polished, transparent case back, lapidated triangular lugs, sapphire crystals. D. Off-white with printed radial Roman numerals, outer 1/5th seconds scale, subsidiary dials for the seconds and 30-minute register. Gold and black "feuille" hands. M. Cal. 14''', gilt brass, hand-engraved, 17 jewels, straight-line lever escapement, monometallic balance, shock absorber, self compensating flat balance spring. Dial signed, case numbered. Diam. 39 mm. Thickness 12 mm.
Grading System: A
USD 4,000 - 5,500
EUR 3,100 - 4,300
C. Three-body, polished and brushed, transparent screwed-down case back, concave lugs, sapphire crystals. D. Sterling silver with black finish, luminous Arabic numerals, subsidiary seconds dial. Luminous "spade" hands. M. Cal. C. 99.0 (2), 3/4 plate, pink gold, ?fausses côtes? decoration, 18 jewels, 4 in screwed gold chatons, straight line lever escapement, monometallic balance, shock absorber, selfcompensating flat balance spring, ?swanneck? micrometer regulator, engraved balance bridge. Dial and movement signed. Diam. 42 mm. Thickness 11.5 mm.
Grading System: A
USD 2,000 - 3,000
EUR 1,600 - 2,300
Sold: USD 2,596
C. Three-body, brushed, screwed-down case back and crown with embossed logo, graduated unidirectional revolving bezel with rider tabs, sapphire crystal. D. Black with luminous white Arabic numerals, outer 1/5th seconds chronograph scale and tachometer graduation, subsidiary dials for the seconds, the 12- hour and 30-minute registers, aperture for the date. Luminous white "baton" hands. M. Cal. 13, rhodium-plated, "fausses côtes" decoration, 25 jewels, straight line lever escapement, monometallic balance, shock absorber, self-compensating flat balance spring, micrometer regulator. Dial, case and movement signed. Diam. 40 mm. Thickness 15 mm.
Grading System: A
USD 500 - 1,000
EUR 400 - 800
Sold: USD 1,652
C. Two-body, solid, polished and brushed, screwed-down transparent case back, sapphire crystals. D. guilloché black with applied white gold Breguet numerals, outer 1/5th seconds scale with 5 minute/seconds Arabic markers. White gold "Breguet" hands. M. Cal. 57, stamped with the Seal of Geneva quality mark, rhodium plated, "fausses côtes" decoration, 25 jewels, straight-line lever escapement, monometallic balance adjusted to 5 positions, shock absorber, self-compensating flat balance spring, "swan-neck" micrometer regulator, skeletonized rotor with gold initials "DR". Dial, case and movement signed. Diam. 37 mm. Thickness 9 mm.
Grading System: AA
USD 6,000 - 8,000
EUR 4,700 - 6,300
Sold: USD 4,720
C. Two-body, polished, straight lugs, transparent screwed-down case back, triangular winding-crown with white enamel inlay, sapphire crystals. D. White with painted baton indexes graduated to 12 hours, concentric date ring and the motto: ?Le vrai bonheur est d?avoir sa passion pour métier?. Fancy hands with multicolored pictograms. On the back, off-centered subsidiary white Arabic 4-year dial. M. Cal. 2892-2 modified, rhodiumplated, "oeil-de-perdrix" decoration, 21 jewels, straight line lever escapement, monometallic balance, shock-absorber, selfcompensating flat balance-spring, micrometer regulator, gilt brass rotor with Silberstein design. Case and dial signed. Diam. 38 mm. Thickness 14 mm.
Grading System: AA
USD 8,000 - 12,000
EUR 6,300 - 9,500
C. Four-body, solid, polished and brushed, rounded stepped bezel, transparent case back under hinged cover, double concaved lugs, sapphire crystals. D. guilloché silver with painted radial Roman numerals on a plain reserve, large half-round aperture to view the striking mechanism. Black "feuille" hands. M. Cal. 13''', rhodium-plated, "fausses côtes" decoration, 30 jewels, straight-line lever escapement, monometallic balance, shock absorber, self-compensating Breguet balance spring, "swan-neck" micrometer regulator. Repeating on gongs by activating slide on the band. Dial, case and movement signed. Diam. 37 mm. Thickness: 11 mm.
Grading System: AAA
USD 20,000 - 25,000
EUR 16,000 - 20,000
Sold: USD 25,960
C. Five-body, solid, polished, reeded bezel, transparent case back, sapphire crystals. D. Silver with painted Arabic numerals on a plain reserve, subsidiary seconds dial. On the back, the tourbillon under a polished steel bridge. Blued steel ?épée? hands. M. Cal. 848, rhodium-plated, "fausses côtes" decoration, 25 jewels, lateral lever escapement with oneminute tourbillon regulator with 3 equidistant polished steel arms, monometallic balance, shock absorber, selfcompensating Breguet balance spring. Dial, case and movement signed. Dim. 26 x 42 mm. Thickness 10 mm.
Grading System: AAA
USD 30,000 - 40,000
EUR 23,000 - 31,000
Sold: USD 36,580
C. Three-body, solid, polished, reeded bezel, inner transparent case back, outer case back engraved: "Reverso Septantième", sapphire crystals. D. Ruthenium- colored "guilloché" solid silver with painted silver Arabic numerals on an outer plain reserve, subsidiary sunk seconds at 5, large double aperture for the date at 7, at 11 sector for the up-and-down indication, at 1 semi-circular aperture for the night/day indication. Luminous blued steel "lozenge" hands. M. Cal. 879 in 18K white gold, "fausses côtes" decoration, 25 jewels, straight line lever escapement, monometallic balance, shock absorber, duo-spring-barrels, self-compensating flat balance spring, micrometer regulator. Dial, case and movement signed. Dim. 29 x 47 x 12 mm. Thickness 12 mm.
Grading System: AAA
USD 30,000 - 40,000
EUR 23,000 - 31,000
Sold: USD 33,040
Grading System: AAA
USD 28,000 - 33,000
EUR 22,000 - 26,000
C. Two-body, solid, polished, case back with 4 screws, concave and curved lugs, alarm winding crown at 2, timesetting and winding crown at 4, sapphire crystal. D. Satiné silver with applied yellow gold Arabic numerals, faceted dart indexes and luminous dots, inner revolving disc to set the alarm, aperture for the date. Luminous yellow gold "dauphine" hands. M. Cal. 918, rhodium-plated, "fausses côtes" decoration, 22 jewels, straight-line lever escapement, monometallic balance, shock absorber, selfcompensating flat balance spring. Dial, case and movement signed. Diam. 39 mm. Thickness 14 mm.
Grading System: A
USD 3,700 - 4,700
EUR 3,000 - 3,700
Sold: USD 4,720
C. Five-body, polished, ridged bezel, sapphire crystals. D. On one side, guilloché anthracite dial, off-center ring with luminous Arabic numerals and applied steel dart indexes on a plain reserve, at 6 subsidiary dial for the second time-zone in 24-hours in painted Arabic numerals and the indication "NIGHT/DAY". Luminous steel "lozenge" hands. With the pusher on the band, the hours may be forwarded independently from the other dial. On the other side, two-tone guilloché silver dial with Arabic numerals on a plain reserve, subsidiary seconds dial. M. Cal. 854, copper-colored, "fausses côtes" decoration, 21 jewels, straight-line lever escapement, monometallic balance adjusted to 5 positions, shock absorber, selfcompensating flat balance spring. Dials, case and movement signed. Dim. 26 x 42 mm. Thickness 10 mm.
Grading System: A
USD 2,800 - 3,800
EUR 2,200 - 3,000
Sold: USD 4,484