Rolex Oyster, Superlative Chronometer Officially Certified Cosmograph, Ref. 6263/6265, with gold bezel. Production of this reference started in 1971.Fine, water-resistant, 18K yellow gold gentleman's wristwatch with round button chronograph, registers and tachometer, with by an 18K yellow gold "Oyster" bracelet.

C. three-body, solid, polished and brushed, screwed-down case back with monogram, crowns and buttons, tachometer graduation on the bezel to 200 units per hour. D. bicolor black and gold with applied gold indexes, auxiliary dials for the seconds, the 12 hours and 30 minutes registers. "Bâton" tritium-coated yellow gold hands. M. 13''' rhodium-plated, 17 jewels, lever escapement, monometallic balance adjusted to 3 positions, shock-absorber, self-compensating Breguet balance-spring.Dial, case and movement signed.Diam. 37 mm.Approx. overall length 215 mm.

Rolex Oyster Perpetual, Superlative Chronometer, Officially Certified Cosmograph "Daytona", Ref. 16500.Fine, self-winding, water-resistant down to 100 meters, stainless steel and 18K yellow gold gentleman's wristwatch, with round button chronograph, register and tachometer, 50 hours autonomy, stainless steel and yellow gold "Oyster" bracelet and deployant clasp.

C. three-body, bicolor, polished and brushed, screwed-down case back, buttons and Triplock crown, tachometer graduation on the bezel to 400 units per hour, sapphire crystal. D. bicolor gold and black with applied tritium-coated gold indexes, auxiliary dials for the seconds, the 12 hours and 30 minutes registers. "Bâton" tritium-coated gold hands. M. 13''' Cal. 4030 rhodium-plated, 31 jewels, lever escapement, Superbalance balance adjusted to 6 positions, shock-absorber, self-compensating Breguetbalance-spring, micrometer regulator.Dial, case and movement signed.Diam. 40 mm.

Rolex Oyster Perpetual Date, "GMT Master", Superlative Chronometer, Officially Certified, Ref. 16753. Produced in the 1980'sFine, center-seconds, self-winding, water-resistant, two time zone, 18K yellow gold and stainless steel gentleman's wristwatch with three hands with an 18K yellow gold and stainless steel "Jubilee" bracelet.

C. three-body, bicolor, polished, screwed-down case back and gold winding-crown, graduated revolving gold and black bezel for the second time zone in 24 hours, sapphire crystal. D. black with applied gold tritium-coated indexes, "Cyclops" aperture for the date. "Skeleton" tritium-coated hands. M. Cal. 3075, rhodium-plated, 26 jewels, lever escapement, monometallic balance, self-compensating Breguet balance-spring.Dial, case and movement signed.Diam. 39 mm.

Rolex Oyster Perpetual "Datejust", Superlative Chronometer Officially Certified, Ref. 1505/3. Produced in the 1970's.Fine, tonneau-shaped, center-seconds, self-winding, water-resistant, 18K yellow gold and diamond lady's wristwatch with date, with an 18K yellow gold "President" bracelet.

C. three-body, solid, polished and brushed, screwed-down case back and crown. ribbed bezel, acrylic "Cyclops" crystal. D. black with diamond-set indexes, aperture for the date. "Bâton" tritium-coated gold hands. M. Cal. 2030, rhodium-plated, 28 jewels, straight line lever escapement, monometallic balance adjusted to temperatures and 5 positions, shock-absorber, self-compensating flat balance-spring.Dial, case and movement signed.Diam. 25 mm.

Vacheron Constantin, Genève, "Magellan", Ref. 10540, No. 644298. Produced in the 1990's.Fine, oval, 18K yellow gold and diamond, lady's elegant wristwatch with 18K yellow gold Vacheron Constantin deployant clasp. Accompanied by a wallet.

C. two-body, solid, polished, transparent case back with screws, flexible lugs with screwed bars, bezel and lugs set with diamonds (approx. total weight: 0.66cts.) D. linen-textured silver with 11 diamond indexes. "Bâton" gold hands. M. Cal. 1055, 21 jewels, rhodium-plated, "fausses-côtes" decoration, lever escapement, monometallic balance adjusted to 5 positions, self-compensating flat balance-spring.Dial, case and movement signed.Dim. 24 x 27 mm.

Piaget, No. 247133. Produced circa 1974.Fine and elegant, thin, rectangular platinum gentleman's wristwatch with integrated platinum Piaget bracelet with hammered finish.

C. two-body, case back with 4 screws, wide flat hammered finish bezel. D. lapis-lazuli. "Dauphine" white gold hands. M. Cal. 9P, rhodium-plated, "fausses-côtes" decoration, 18 jewels, lever escapement, monometallic balance shock-absorber, self-compensating flat balance-spring.Dial, case and movement signed.Dim. 25 x 27 mm.Approx. overall length: 197 mm.

Vacheron Constantin, Genève, case No. 540172. Produced in the 1970's.Fine and elegant, thin, rectangular, 18K yellow gold gentleman's wristwatch with an integrated 18K yellow gold woven Vacheron Constantin bracelet.

C. two-body, solid, polished and brushed, bezel repeating the bracelet decoration. D. champagne with applied gold indexes. "Bâton" gold hands. M. 9''', rhodium-plated, "fausses-côtes" decoration, 17 jewels, lever escapement, monometallic balance adjusted to heat and cold and isochronism, self-compensating flat balance-spring.Dial, case and movement signed.Dim. 23 x 25 mm.Approx. overall length: 195 mm.

Vacheron Constantin, Genève, Ref. 27523, No. 642963. Produced in the 1990's.Fine and interesting, rectangular with slightly flared sides, 18K yellow gold and diamond lady's quartz wristwatch with 18K yellow gold Vacheron Constantin buckle.

C. two-body, solid, polished, case back set with screws, bezel and lugs set with 65 diamonds (approx. total weight: 0.56 cts.). D. matte silver with 11 diamond indexes. "Bâton" gold hands. M. with quartz standardization.Dial, case and movement signed.Dim. 23 x 24 mm.

Rolex, Oyster Perpetual, Superlative Chronometer, Officially Certified Cosmograph "Daytona", Ref. 16528. Produced circa 1993.Fine, self-winding, water-resistant to 100 meters, 18K yellow gold gentleman's wristwatch, with round button chronograph, register and tachometer, 50 hours autonomy, 18K yellow gold "Oyster" bracelet and deployant clasp.

C. two-body, solid, polished and brushed, screwed-down case back and buttons, "Triplock" winding-crown, tachometer graduation on the bezel to 400 units per hour, sapphire crystal. D. bicolor white and black, with tritium gold indexes, auxiliary dials for the seconds, the 12 hours and 30 minutes registers. "Bâton" tritium-coated gold hands. M. 13''', Cal. 4030, rhodium-plated, 31 jewels, lever escapement, "Superbalance" balance adjusted to 6 positions, shock-absorber, self-compensating Breguet baance-spring, micrometer regulator.Dial, case and movement signed.Diam. 39 mm.Approx. overall length: 180 mm.

Rolex, "Day Date", Ref. 18348. Produced circa 1991.Fine and rare, center-seconds, self-winding, water-resistant, 18K yellow gold and diamond gentleman's wristwatch with day, date and an 18K yellow gold "President" bracelet, the center row of links pavé-set with diamonds.

C. two-body, solid, polished and brushed, screwed-down case back and crown, bezel set with diamonds, "Cyclops" sapphire crystal. D. "guilloché" silver with diamond-set indexes, apertures for the day of the week and the date. "Bâton" gold and black hands. M. Cal. 3155, rhodium-plated, 26 jewels, lever escapement, monometallic balance, shock-absorber, self-compensating flat balance-spring, with quick adjustment of the day of the week and the date.Dial, case and movement signed.Diam. 36 mm.Approx. overall length: 190 mm.

Rolex, Oyster Perpetual, "Day Date", Superlative Chronometer Officially Certified, Ref. 18239. Produced circa 1996.Fine, tonneau-shaped, water-resistant, center-seconds, self-winding, 18K white gold gentleman's wristwatch with an 18K white gold "President" bracelet and deployant clasp.

C. two-body, solid, polished and brushed, screwed-down case back and crown, fluted bezel, "Cyclops" sapphire crystal. D. satin pink with applied white gold radial Roman numerals, apertures for the day and the date. "Alpha" white gold hands. M. Cal. 3155, lever escapement, monometallic balance, shock-absorber, self-compensating flat balance-spring, quick adjustment of the date and of the day of the week.Dial, case and movement signed.Dim. 36 mm.Approx. overall length: 192 mm.

Rolex, "Oyster Perpetual" Day Date", Superlative Chronometer Officially Certified, Ref. No. 1803. Produced circa 1966.Fine, tonneau-shaped, water-resistant, center-seconds, self-winding, 18K white gold gentleman's wristwatch, with an 18K white gold "President" bracelet and Rolex 18K white gold deployant clasp.

C. two-body, screwed-down case back and crown. polished and brushed, fluted bezel, "Cyclops" crystal. D. matte silver, with applied white gold indexes. apertures for the days of the week and the date, "Bâton" tritium-coated white gold hands. M. 12.5''', rhodium-plated, "oeil-de-perdrix" decoration, 26 jewels, lever escapement, self-compensating Breguet balance-spring.Diam. 35 mmApprox. overall length 190 mm

A Monsieur le Comte Jourgniac St. MéardExtremely important and rare gold self-winding watch with "à toc" quarter-repeating, constructed on the principles of the "garde-temps", with phases and age of the moon, and winding indicator. "Perpétuelle" watch No. 5, was started on 4 April, 1787, but production stopped during the Revolution, and started again in 1792. Finally finished, it was sold on 24 Ventose an 2 (14 March 1794), for the sum of 3600 Francs.

C. 20K, two-body, by Mermillod, No. 74. "guilloché" à grains d'orge. D. "guilloché" silver, by Tavernier, signed: "Breguet", with Roman numerals on a plain reserve, auxiliary dial for the seconds with sector for the up-and-down scale calibrated for 60 hours, aperture for the phases of the moon, the age engraved on the edge. Blued-steel "Breguet" hands. Dial plate in gilt metal, signed: "Breguet, No.5". M. gilt brass, 19.5''', full plate caliber, relieved for the escapement, two going-barrels, slf-winding with an oscillating ogival platinum weight, pivoted on the edge of the back plate and -locked automatically by a rising pawl when fully wound, or at-will by a small lever in the edge of the dial plate, the banking springs attached to the interior of the case. Five-wheel train with an intermediate wheel to enable a 60 hour going period. Straight line lever escapement, the fork with vertical pins. Bimetallic four-arm compensation balance, the timing weights threaded onto the ends in themanner of Arnold, and conventional adjusting screws, with pare-chutes on both pivots. Blued-steel helical balance spring with terminal curves and regulator adjusted by a rack and micrometer through the edge of the dial plate. Dumb repeating with a single hammer, by pull-twist piston in the pendant.Diam. 54 mm.

Breguet, No. 4288. Started in 1823, completed between 1831 and 1833, sold for 6,000 francs to Théodore de Yermoloff on Oct 31, 1836.Very fine, important, 18K gold, slim, early keyless, half quarter repeating calendar watch, constructed on the principle of the "garde-temps".

C. three-body, "forme quatre baguettes", No. 158, by Léopold Secheret, "guilloché" back and band, slot in the band at 7 o'clock for regulator, hand-setting knob on band at 10 o'clock. D. silver, eccentric, Roman numerals, outer minute ring, auxiliary dial for the seconds set at 9 o'clock, date aperture above 12 o'clock. M. 35.9 mm. (16'''), gilt bridge caliber, 22 jewels, large hanging barrel, five-wheel train, straight line counterpoised lever escapement with draw, jeweled pallets, double rollr, cut bimetallic two-arm balance, blued steel Breguet balance spring, parachute on both pivots, Breguet repeating system on a single gong with single hammer striking via intermediate steel block, activated by a slide in the band, early winding mechanism with knurled crown on the pendant turning only in one direction, separate setting mechanism utilizing two intermediate wheels and set by a matching smaller crown on the band at 10 o'clock.Signed on the dial, case numbered and stamped with casemaker's stamp and with 18K French mark used between 1819 and 1838.Diam. 42 mm.

Breguet, No. 603, sold for 17,000 francs to Monsieur Boros on November 10, 1926.Very fine, 18K gold, keyless, astronomical, minute repeating watch with perpetual calendar, phases of the moon and chronograph with hand-made movement and certificate No. 3983.

C. four-body, "bassine et filets", polished, hinged gold cuvette, push-button at 12 o'clock to activate the chronograph. D. white enamel, Roman chapters, outer minute and seconds divisions, four sunk auxiliary dials for days of the week, days of the month, months of the four year leap cycle and auxiliary dial for the seconds concentric with phases of the moon aperture. "Spade" gold hands. M. 44.2 mm., nickel, 32 jewels, straight line counterpoised lever escapement, cut bimetallic compensation baance, blued steel Breguet balance spring, visible chronograph work, repeating on gongs through a slide in the band, pin-set, stamped twice with the Geneva Quality Hallmark.Dial signed, case numbered.Diam. 56 mm.

Breguet, No. 4704, sold to Monsieur Antoine Jobal for 1210 francs on August 16, 1828.Very fine, thin, 20K gold pocket watch.

C. four-body, "forme quatre baguettes", "guilloché" back cover and band, gold detachable cuvette with winding and regulating apertures. D. silver, Roman chapters, outer dot minute divisions, "guilloché" center. Blued steel "Breguet" hands. M. 35.8 mm. (16'''), gilt brass, bridge caliber, ruby cylinder escapement, plain, three-arm balance with pare-chute on the top pivot with blued steel flat balance spring, escapement jeweled.Signed on the dial and cuvette, movement numbered on the pillar plate under the dial.Diam. 46 mm.

F. Strauss, "Horlogerie de Précision, 18 bis Boulvard des Italiens, Paris", made in Switzerland. Produced circa 1890.Very fine, 18K gold, hunting-cased, keyless, astronomical, minute repeating watch, with phases of the moon, perpetual calendar and chronograph.

C. four-body, polished, reeded bezels, front cover with applied gold initials "MSR", hinged, gold cuvette over cover with glazed gold bezel for viewing the movement. D. white enamel, Roman chapters, outer minute divisions, outermost fifth-second divisions, four sunk auxiliary dials for days of the week, days of the month, months of the four-year leap cycle, and auxiliary dial for the seconds with phases of the moon aperture. Blued steel "Spade" hands. M. 46.4 mm., nickel, "fausses-côtes" decoraton, 31 jewels, straight line counterpoised lever escapement, cut bimetallic compensation balance, Breguet balance spring, repeating on gongs through a slide in the band, lever-set.Signed on the cuvette.Diam. 58 mm.

Unsigned, Neuchâtel. Produced circa 1790.Fine, 18K gold quarter repeating watch with striking Jacks.

C. two-body, polished, band engraved and pierced for sound, spring-loaded, gilt dust-cap. D. an applied multicolored gold and silver boy, symbolizing "Amour", holding an arrow in one hand, and in the other a hammer with which he strikes the hours, while a young lady, perhaps his intended "victim", accompanies him by striking the quarters, eccentric white enamel dial with Breguet numerals. Blued steel hands. M. 43.8 mm., hinged, gilt full plate, cylindrical pillars, verge escapement, plain brasshree-arm balance, continental cock pierced and engraved with the initials "BJ", striking on a bell by depressing the pendant.Stamped inside the back cover: IEDB, small eagle, 3892, small chevron, the pendant stamped with two superimposed "A"s.Diam. 58 mm.

Cht. Moricand à Genève, No. 49534. Produced circa 1820.Very fine and rare, small 18K gold, enamel and pearl, musical quarter repeating watch.

C. four-body, Empire, enamel case back with floral motif on a translucent blue background over engine-turning, the bezels set with double rows of half pearls, reeded band, hinged, gold cuvette, gold push-button on the band at 11 o'clock to open the back cover, bolt at 5 o'clock to activate the music, a lever for music/silent protruding from under the cuvette at 9 o'clock. D. matte gold, polished reserve with radical Roman numerals, outer minute divisions, "guilloché" center. Blued steel "Bregue" hands. M. 33.3 mm., cylinder escapement, gold balance, flat balance spring, balance and escape wheel jeweled, repeating on gongs by depressing the pendant, disc-type musical train with fixed barrel, 17 tuned teeth alternating on both sides of the pin disc, striking on the hour or on demand.Signed on the cuvette.Diam. 42 mm.

Jaquet-Droz & Leschot, London, No. 394. Produced circa 1790.Very fine and rare, 18K gold, enamel and pearl, watch with early double train independent dead seconds.

C. three-body, enamel case back with a lady and two children walking in a park, with a caged bird to the left and a gate behind, paillon border, bezels set with half-pearls, gilt hinged dust-cap. D. white enamel, radial Roman numbers, outer star minute/seconds divisions with 15 minute/seconds, Arabic numerals. Gold "arrow" hands. M. 41.8 mm., gilt full plate covered with engraved mask, cylindrical pillars, going barrel, cylinder escapement with brass escape wheel, three-arm brass balance, singlefooted pierced and engraved cock with diamond endstone, independent dead-seconds train with a flirt on the last pinion controlling the jump action via a special control wheel mounted on the escape wheel pinion, lever at 7 o'clock engaging or disengaging the jump second train.Signed on the dust-cap, number scratched on the pillar plate before gilding.Diam. 54 mm.