Vacheron & Constantin, Genève, No. 480539, case No. 361723, Ref. 4764. Produced circa 1948. Extremely fine and rare, "carré galbé", large, astronomic, 18K pink gold gentleman's wristwatch with triple date and moon phases and an 18K pink gold bracelet "à petites mailles" and deployant clasp. Accompanied by a certificate.

C. two-body, curved, solid, polished, stepped bezel, rounded lugs, domed thick crystal. D. matte silver with applied pink gold baton indexes and Arabic numerals, auxiliary seconds dial, outer graduation for the days of the month in blue painted Arabic numerals, apertures for the days of the week, the months and the moon phases. Pink gold "Baton" hands. M. Cal. P 485, 12''', rhodium-plated, “fausses-côtes” decoration, 17 jewels, straight line lever escapement, monometallic balance adjusted to temperatures, shock-absorber, self-compensating Breguet balance-spring, micrometric regulator.Dial, case and movement signed.Dim. 36 x 43 mm.

Vacheron & Constantin, Genève, "Automatic", No. 506011, case No. 343266, Ref. 4737. Produced circa 1952. Extremely fine and rare, "carré galbé", large, center second, self-winding, 18K pink gold gentleman's wristwatch with a pink gold plated buckle.

C. two-body, curved, solid, polished, stepped bezel, rounded lugs, domed thick crystal. D. satine silver with applied pink gold pyramidal and triangular indexes. Pink gold "Baton" hands. M. Cal. P 499, rhodium-plated, “fausses-côtes” decoration, 21 jewels, straight line lever escapement, monometallic balance adjusted to temperatures, shock-absorber, self-compensating Breguet balance-spring, micrometric regulator, maillechort rotor.Dial, case and movement signed.Dim. 36 x 43 mm.

Vacheron & Constantin, Genève, No. 628 908, ébauche produced in 1929, finished circa 2000. Exceptional, macassar wood, gold, black onyx-set, 30 day going, double-barrel, “remontoire”, skeletonized clock in original leather fitted box and traveling case.

C. Rectangular with canted top corners, glazed on all sides, the glass on the back fitted with 3 gold onyx-set shuttered winding and setting apertures, wooded frames with gold borders, molded base with gold border fitted with a small drawer for gold setting and winding keys. D. Painted on the inside of the front glass, Arabic numerals in rectangular black-painted frame with canted corners. Black “lozenge” hands. M. Magnificently finished, skeletonized and engraved, double-barrel, entire train and the escapement jeweled, straight line lever escapement, cut bimetallic compensation balance with Breguet balance spring, “remontoire d'égalité” with constant force applied to the escape wheel via a spiral spring which is wound by the going train.Signed on case and movement.Dim: Height 25 cm, width 20 cm.

Kosciuszko's memorial mound. Patek, Philippe & Cie., Genève, No. 15144, made for the Polish market and sold on September 10, 1858. Very rare and important, 18K gold keyless, double-train early independent dead seconds dress watch with winding crown, in fitted leather box, with a gold chain. Accompanied by the Extract from the Archives.

C. Four-body, “bassine et filets”, back finely engraved with a scene depicting a soldier and two officers in Krakow near General Kosciuszko's memorial mound, straight line engine-turned background, foliate engraved bezels, band engraved with scrolling, gold hinged cuvette. D. White enamel, radial Roman numerals, outer minute/dead-seconds divisions. Blued steel Breguet hands. M. 45.1 mm (20'''), frosted gilt, Mairet tandem winding, 33 jewels, straight line lever escapement, cut bimetallic compensation balance with gold screws, flat balance spring, independent train activation button at 11 o'clock.Signed on the cuvette, numbered on the movement, cuvette and inside the back cover.Diam. 51 mm.

Patek, Philippe & Cie., Genève, No.70184, case No.70814, Retailed by Linderoth, Stockholm. Made for King Oscar the Second of Sweden. Sold August 14th 1885. Very fine and rare 18K gold enamel and diamond-set half hunting-cased keyless dress watch. Accompanied by the Extract from the Archives.

C. Five-body, "pomme et filets", cover with glazed aperture, blue enamel radial Roman chapter ring, inner minute track, translucent imperial blue guilloché enamel surround, back with rose diamond-set monogram “OS” surmounted by a rose diamond-set crown on translucent imperial blue guilloché enamel ground, hinged gold cuvette. D. White enamel with radial Roman numerals, outer minute track, sunk subsidiary seconds. Blued steel "double-spade" hands. M. 44 mm (19'''), gilt brass bridge caliber, 18 jewels, gold train, straight line "moustache" lever escapement, cut bimetallic compensation balance with blued steel Breguet balance spring,Dial, case and movement signed.Diam. 52 mm.

Patek Philippe & Cie, Genève, No. 198102, case No. 613706, Ref. 130, completed in 1927, sold in 1935. Very important and extremely rare, 18K yellow gold gentleman's wristwatch with single button chronograph by the winding-crown, unusual vertical auxiliary second- and register- dials, the rarest "Base 100" tachometer and with an original 18K yellow gold Patek Philippe bracelet "à grosses mailles". Accompanied by the Extract from the Archives.

C. three-body, solid, polished, concave bezel and lugs. D. matte silver with painted Arabic numerals at the center, vertical auxiliary second- and 30 minute- register dials, outer tachometer graduation "base 100" and tachometer index scales, concentric, 1/5th second scale. Blued steel "Lozenge" hands. M. Cal. 13''', rhodium-plated, “fausses-côtes” decoration, 27 jewels, straight line lever escapement, cut bimetallic balance, flat balance-spring. Dial, case and movement signed. Diam. 33 mm.

Patek Philippe & Cie, Genève, prototype, No. 863371, case No. 636292, Ref. 1518. Production of this reference started in 1941. This watch was sold on November 13, 1944. Unique and extremely fine, astronomic, "Empire" case type, 18K red gold gentleman's wristwatch, with perpetual calendar, moon phases, square button chronograph, register, tachometer with engraved dedication on the inside of the back cover and original 18K red gold Patek Philippe bracelet "à grosses mailles". Accompanied by the Extract from the Archives.

C."Empire", three-body, solid, polished and brushed, straight sloped lugs, dedication inside the case back. D. pink with applied pink gold dot indexes, auxiliary second- and 30-minute register dials, graduation for the days of the month, outer tachometer and concentric 1/5th second scales, apertures for the days of the week, the months and the moon phases. Pink gold "Bâton" hands. M. Cal. 13''', rhodium-plated, "fausses- côtes" decoration, 23 jewels, straight line lever escapement, monometallic balance, 8 adjustments, self-compensating Breguet balance-spring, micrometer regulator.Engraved inside the case back: "MUSTAD CLARIN - c/o BENOIT SA - CH - 1820 MONTREUX - REWARD - RECOMPENSE".Dial, case and movement signed.Diam. 35 mm.

Patek Philippe & Cie, Genève, No. 867848, case No. 663038, Ref. 1436. Production of this reference started in 1938. This watch was made in 1950 and sold on July 25, 1951. Unique and extremely fine 18K yellow gold gentleman's wristwatch with square button split-seconds chronograph, register and tachometer with special dial. Accompanied by an 18K yellow gold Patek Philippe buckle and the Extract from the Archives.

C. three-body, solid, polished, concave lugs, engraved case back. D. matte silver with painted Arabic numerals, auxiliary seconds and 30 minutes register dials, outer tachometer graduation. "Bâton" blued steel hands.M. Cal. 13''', rhodium-plated, "fausses-côtes" decoration, 25 jewels, straight line lever escapement, cutbimetallic balance, Breguet balance-spring, micrometer regulator. The start, stop and return to zero function of the split-seconds hand is done by means of the winding-crown.Dial, case and movement signed.Diam. 33 mm.

Patek Philippe & Cie, Genève, No. 868241, case No. 674153, Ref. 1518, 1st series, completed in 1951, sold on August 2, 1955. Production of this reference started in 1941. Extremely fine and very rare, astronomic, 18K pink gold gentleman's wristwatch with perpetual calendar, moon phases, square button chronograph, register, tachometer and an 18K pink gold Patek Philippe buckle. Accompanied by the Extract from the Archives.

C. three-body, solid, polished and brushed, concave bezel and lugs. D. matte silver with vertical applied pink gold Arabic numerals, auxiliary second- and 30-minute register dials, graduation for the days of the month, outer tachometer graduation, concentric, the 1/5th second scale, apertures for the days of the week, the months and the moon phases. Pink gold "Feuille" hands. M. Cal. 13''', rhodium-plated, "fausses-côtes" decoration, 23 jewels, straight line lever escapement, cut bimetallic balance, 8 adjustments, Breguet balance-spring,micrometer regulator.Dial, case and movement signed.Diam. 35 mm.

Patek Philippe & Cie, Genève, No. 862101, case No. 621853, Ref. 1436. Production of this reference began in 1938 and continued until 1971. Exceptional and extremely rare, 18K yellow gold gentleman's wristwatch with square button split-second chronograph, register, tachometer and an 18K yellow gold Patek Philippe buckle. Accompanied by the Extract from the Archives.

C. three-body, solid, polished, concave bezel and lugs. D. matte silver with applied yellow gold Breguet numerals, auxiliary second- and 30 minute- register dials, outer 1/5th second scale. Yellow gold "Feuille" hands. M. Cal. 13-130, stamped with the Geneva Quality Hallmark, rhodium-plated, "fausses-côtes" decoration, 25 jewels, straight line lever escapement, monometallic balance, 8 adjustments, self-compensating flat balance-spring, micrometric regulator, the winding-crown is for stop and reunite of the split-second hand.Dial, case and movement signed.Diam. 33 mm.

Patek Philippe & Cie, Genève, No. 761735, case No. 687422, Ref. 2526 A, 2nd generation, completed in 1955, sold on December 14, 1955. Production of this reference started in 1953. Very fine and rare, self-winding, water-resistant, 18K pink gold gentleman's wristwatch with an 18K pink gold Patek Philippe bracelet especially designed for Ref. 2526, model A, composed of 17 oval links joined by triple links. Accompanied by the Extract from the Archives.

C. two-body, solid, polished, screwed-down slightly domed case back, concave lugs. D. black enamel with inlaid pink gold baton indexes, auxiliary seconds dial. Pink gold "Dauphine" hands. M. Cal. 12'''-600 AT, stamped with the Geneva Quality Hallmark, rhodium-plated, "fausses-côtes" decoration, 30 jewels, straight line lever escapement, Gyromax balance adjusted to heat, cold, isochronism and 5 positions, shock-absorber, self-compensating Breguet balance-spring, micrometric regulator,18K "guilloché" yellow gold rotor.Dial, case, and movement signed.Diam. 35 mm.Approx. overall length 195 mm.

Patek Philippe & Cie, Genève, No. 765115, case No. 2601159, Ref. 2526 C, 4th generation, completed in 1957, sold on September 12, 1958; retailed by Serpico y Laino, Caracas Venezuela. Production of this reference started in 1953. Very fine, self-winding, water-resistant, 18K yellow gold gentleman's wristwatch with an 18K yellow gold Patek Philippe model C bracelet "à chevrons" especially designed for Ref. 2526. Accompanied by the Extract from the Archives.

C. two-body, solid, polished, screwed-down flat case back, concave lugs. D. off-white enamel with radium-coated applied yellow gold baton indexes, auxiliary seconds dial. Radium-coated yellow gold "Dauphine" hands. M. Cal. 12'''-600 AT, stamped with the Geneva Quality Hallmark, rhodium-plated, "fausses-côtes" decoration, 30 jewels, straight line lever escapement, Gyromax balance adjusted to heat, cold, isochronism and 5 positions, shock-absorber, self-compensating Breguet balance-spring, micrometric regulator,18K "guilloché" yellow gold rotor. Dial, case, and movement signed. Diam. 35 mm.Approx. overall length 190 mm.

Patek Philippe & Cie, Genève, No. 763505, case No. 696052, Ref. 2526, 4th generation, completed in 1957 , sold on May 23, 1957; retailed by Hausmann & Co. Roma. Production of this reference started in 1953. Very fine, self-winding, water-resistant, 18K pink gold gentleman's wristwatch with an 18K pink gold Patek Philippe bracelet "à grosses mailles". Accompanied by the Extract from the Archives.

C. two-body, solid, polished, screwed-down flat case back, concave lugs. D. synthetic off-white enamel with applied pink gold baton indexes, auxiliary seconds dial. Pink gold "Dauphine" hands. M. Cal. 12'''-600 AT, stamped with the Geneva Quality Hallmark, rhodium-plated, "fausses-côtes" decoration, 30jewels, straight line lever escapement, Gyromax balance adjusted to heat, cold, isochronism and 5 positions, shock-absorber, self-compensating Breguet balance-spring, micrometric regulator, 18K "guilloché" yellow gold rotor.Dial, case, and movement signed.Diam. 35 mm.Approx. overall length 195 mm.

Patek Philippe & Cie, Genève, No. 760915, case No. 681561, Ref. 2526 G, 2nd generation. Production of this reference started in 1953. Very fine and rare, self-winding, water-resistant, 18K yellow gold gentleman's wristwatch with an 18K yellow gold Patek Philippe model G bracelet especially designed for reference 2526, with fluted and curved gold links flanked by two lines of rectangular polished elements. Accompanied by the Extract from the Archives.

C. two-body, solid, polished, screwed-down slightly domed case back, concave lugs. D. off-white enamel with inlaid yellow gold baton indexes, auxiliary seconds dial. Yellow gold "Dauphine" hands. M. Cal. 12'''-600 AT, stamped with the Geneva Quality Hallmark, rhodium-plated, "fausses-côtes" decoration, 30 jewels, straight line lever escapement, Gyromax balance adjusted to heat, cold, isochronism and 5 positions, shock-absorber, self-compensating Breguet balance-spring, micrometric regulator,18K "guilloché" yellow gold rotor. Dial, case, and movement signed. Diam. 35 mm.Approx. overall length 190 mm.

Audemars Piguet, Brassus & Genève, Made for Cooke & Kelvey, London hallmark for 1884. Unique and exceptionally fine miniature 18K gold hunting-cased keyless fob watch with perpetual calendar, moon phase and minute-repeating.

C. Five-body, “bassine et filets”, polished, back cover with monogram. D. White enamel, radial Roman numerals, outer minute track, blued steel “spade” hands four subsidiary sunk dials for days of the week, date, months of the four year leap cycle and subsidiary seconds concentric with phases of the moon aperture. M. 32 mm (14”'), frosted gilt, three-quarter plate, calibrated lateral lever escapement fully jeweled in screwed chaton, going train jeweled to the center in screwed chaton, diamond endstone, free-sprung cut bimetallic compensation balance, Breguet balance spring, repeating on gongs through activating slide in the band.Dial and movement signed, punch “AP” on the pillar-plate.Diam. 42 mm.

Audemars Piguet, Le Brassus, "Star Wheel Two Faces", No. 411086, Case No. E.29389, “Pièce Unique”. Produced in 2000 to mark the 125th anniversary of Audemars Piguet. Very fine and unique, 18K pink gold, diamond-set, double-face keyless dress watch with triple calendar. Accompanied by fitted box, original outer packaging, instruction manual and guarantee.

C. three-piece, polished, diamond set, transparent case back for viewing of the calendar, stepped bezels, front set with 230 (1.61 ct) brilliant-cut diamonds (E/F color IF clarity), sapphire crystals, crown and bow set with onyx cabochons. D. Front: Black enamel, guilloché radial Roman chapters, outer minute track with diamond set five minutes, sunk subsidiary seconds. Pink gold “Cathedral” hands. Back: Skeletonized with three epicyclic revolving sapphire disks, each with four black painted month indicators, on top a silver sector indicating the date in painted Arabic numerals and indexes, at the center, a rhodium-plated wheel with three arms, carrying the spring-loaded rotating star wheel sapphire discs. M. Cal.5026/2813, rhodium-plated, "fausses-côtes" decoration, 26 jewels, straight line lever escapement, monometallic balance adjusted for heat, cold, isochronism and 5 positions, “Kif” shock-absorber, self-compensating flat balance spring, micrometer regulator. Dial, case and movement signed. Diam. 50 mm.

The Breitling Masterpieces. Breitling, Swiss, specially made in 2003 to commemorate a century of aviation. A unique and spectacular set of four solid 18K gold hunting-cased, keyless, astronomical, grand complication pocket watches commemorating 100 years of aviation with 22K gold medal on the back. In an exquisite burr elm spring-loaded cabinet which becomes a display case when opened.

C. This unique set in its wooden case in the shape of a bi-plane wing in profile, is a homage to the passion for aviation, which has become so closely linked with the Breitling image. At the same time, the company set itself a challenge: that of proving its technological savoir-faire and establishing itself among the great manufacturers of complicated watches. All four watches are based on Breitling ebauche:1st Cal. 339. Astronomical, Grande et Petite Sonnerie, double-train, minute-repeating, perpetual calendar, with a slide on the band.2nd Cal. 319. Astronomical, Grande et Petite Sonnerie, double-train, minute-repeating, perpetual calendar, with a push-button.3rd Cal. 237. Astronomical, minute-repeating, perpetual calendar and chronograph.4th Cal. 206. Astronomical, minute-repeating, perpetual calendar.

Swiss or French, circa 1870. Fine and rare, steel and brass milling machine with provisions for milling precision cones and wedges. Large crank lever wheel driving the pulley, steel bed drilled and tapped allowing the clamping of blanks for milling wedges, two centers, hinged at one end, screw for rise and fall at the other, overhead cutter centered by knurled nut, three leg steel stand. Later wooden base. Dim. 24 x 33 mm. Overall length 52 mm. Good condition.

Genequand, Geneva, circa 1870. Very fine steel and brass face plate engine. Centering plate with three dog clamps, centering post, brass bed, driven by two wheel transmission with a crank lever, two-directional slide rest controlled by a knurled nut and crank lever, angular cutter adjustment, T-rest. Later wooden base. Base dim. 33 cm x 14.5 cm. Overall length 60 cm. Very good condition. A very well preserved tool.

Swiss or French, circa 1870. Fine brass and steel face plate engine. Centering plate with three dog clamps, spring-loaded centering post, steel bed, driven by two-wheel transmission with a crank lever, two-directional slide rest controlled by knurled nut and crank lever, angular cutter adjustment, T-rest, period wooden base. Base dim. 26.5 cm x 10 cm, overall 52 cm. Very good condition. A very well preserved tool.