Audemars Piguet, Genève, Grande et Petite Sonnerieau passage et répétition des quarts, No. 09/50,case No. 51161, circa 1998.Very fine and rare, Grande et Petite Sonnerie, clock watch, quarter repeating, 18K yellow gold gentleman's wristwatch with 48 hours autonomy, leather strap and 18K yellow gold Audemars Piguet buckle. Accompanied by certificate.

C. two body, massive, polished and brushed, back with screws, cursor at 2 for selection of the Grande Sonnerie and the Petite Sonnerie on two bells, or of the switched-off position; push-button for quarter-repeaterat 10, sapphire crystal. D. white enamel withapplied pink gold indexes and Arabic numerals, auxiliary seconds dial. "Bâton" pink gold hands.M. Cal. 2868, 13''', rhodium plated, "fausses côtes" decoration, 51 jewels, lever escapement, monometallic balance adjusted to 5 positions, shock-absorber, self-compensating flat balance-spring, repeater on two gongs by means of a push button on the band.Dial, case and movement signed.Diam. 39 mm.

Audemars Piguet, Genève, Grande et Petite Sonnerieau passage et répétition des quarts, No. 03/50,Movement No. 404085, case No. 56358, delivered on February 3, 1999.Very fine and rare, Grande et Petite Sonnerie, clock watch, quarter repeating, 18K pink gold gentleman's wristwatch with 48 hours autonomy, leather strap and 18K pink gold Audemars Piguet buckle. Accompanied by certificate.

C. two body, massive, polished and brushed, back with screws, cursor at 2 for selection of the Grande Sonnerie and the Petite Sonnerie on two bells, or of the switched-off position; push-button for quarter-repeater at10, sapphire crystal. D. white enamel withapplied pink gold indexes and Arabic numerals, auxiliary seconds dial. "Bâton" pink gold hands.M. Cal. 2868, 13''', rhodium plated, "fausses côtes" decoration, 51 jewels, lever escapement, monometallic balance adjusted to 5 positions, shock-absorber, self-compensating flat balance-spring, repeater on two gongs by means of a push button on the band.Dial, case and movement signed.Diam. 39 mm.

Audemars Piguet, Genève, Star Wheel Automatic,No. 373507, case No D 8157, 1990's.Very fine and unusual, self-winding, water-resistant, jumping-hour, 18K yellow gold gentleman's wristwatch with leather strap and 18K yellow gold Audemars Piguet buckle.

C. three body, massive, polished and brushed, transparent back, stepped bezel, sapphire crystal.D. "guilloché" gold ring, upper sexagesimal white enamel scale for the minutes in black enamelled Arabic numerals, silk-screen Arabic numerals for the hours printed on three rotating sapphire disks.M. Cal. 2124, rhodium plated, "fausses côtes" decoration, 33 jewels, lever escapement, monometallic balance adjusted for heat, cold isochronism and 5 positions, shock-absorber, self-compensating flat balance-spring, 21K gold rotor.Dial, case and movement signed.Diam. 36 mm.

Audemars Piguet, Genève, Automatic, Royal Oak Offshore, No. 491, case No. D 46253, 1990's.Very fine, large, octagonal, self-winding, water-resistant, stainless steel gentleman's wristwatch with rubber tops round button chronograph, registers, tachometer and date, satiné and brushed stainless steel integrated bracelet and clasp.

C. three body, polished and brushed, screwed case back and bezel, screwed rubber winding-crown, sapphire crystal. D. black à clous de Paris with tritium-coated gold indexes, auxiliary dials for the seconds, the 12 hours and 30 minutes registers, "Cyclope" aperture for the date. "Bâton" radium-coated gold hands. M. mechanical with automatic winding.Dial, case and movement signed.Diam. 46 mm.

Audemars Piguet Genève, Quantième Perpétuel Automatique, Royal Oak, No. 131, 1990's.Very fine, self-winding, water-resistant to 2 atm., octagonal, 18K yellow gold gentleman's wristwatch with perpetual calendar, phases and age of the moon, 18K yellow gold Royal Oak bracelet and white gold deployant clasp.

C. three body, massive, polished and brushed, lapidated octagonal screwed bezel, sapphire crystal back with screws. D. champagne with applied gold indexes, auxiliary dials for the days of the month, of the week, the months and the age of the moon, aperture for the moon phases. "Bâton" yellow gold hands. M. gilt brass, "fausses côtes" decoration,38 jewels, lever escapement, monometallic balance adjusted to heat, cold isochronism and 5 positions, shock-absorber, self-compensating flat balance-spring, 21K engraved gold rotor.Dial, case and movement signed.Diam. 39 mm.

Audemars Piguet, Genève, Royal Oak Automatic,No. 588, 1990's.Fine, tonneau-shaped, self-winding, water-resistant, stainless steel and 18K pink gold mid-size gentleman's wristwatch with date, and stainless steel and pink gold integrated bracelet.

C. three body, massive, polished and brushed, octagonal bezel with screws, screwed case back and crown. D. slate, Clous de Paris decoration withtritium-coated applied gold indexes, aperture for the date. "Bâton" tritium-coated gold hands.M. mechanical with automatic winding.Dial, case and movement signed.Dim. 30 x 40 mm.

Audemars Piguet, Genève, Quantième Perpétuel Automatique, No. 926, Movement No. 226292,case No. 78751, made in 1982.Very fine astronomic, self-winding, water-resistant, 18K yellow gold gentleman's wristwatch with perpetual calendar, moon phases and lunar calendar, leather strap and 18K gold Audemars Piguet buckle.

C. two body, massive, polished and brushed, stepped bezel. D. white enamel with applied gold indexes, auxiliary dials for the days of the month, of the week, the months and the age of the moon, aperture for the moon phases. "Bâton" gold hands. M. Cal. 2120/1, rhodium plated, "fausses côtes" decoration, 36 jewels, lever escapement, monometallic balance adjusted for heat, cold isochronism and 5 positions, shock-absorber, self-compensating flat balance-spring,21K gold rotor.Dial, case and movement signed.Diam. 36 mm.

Louis Audemars, Brassus (Swiss), No. 11102, made for L. Leroy & Fils, Horloger de la Marine, Palais Royal, 13 et 15 Galerie Montpensier, Paris, Regent Street, London, No. 550302, circa 1875.Fine 18K gold, keyless minute repeating watch with dead independent seconds, in original presentation fitted box with dedication dated November 16, 1878.

C. Four body, massive, "bassine et filets", engine-turned, the back engraved with a crowned monogram. Hinged gold cuvette. D. White enamel with Roman numerals and outer Arabic minutes and seconds ring. Gold "spade" hands. M. 19''', gilt brass, 40 jewels, double gold wheel train with differential winding, straight line lever escapement, cut bimetallic balance, Breguet balance spring. Repeating on gongs with slide in the band. Independent centre seconds mechanism with flirt on the escape wheel pinon.Signed on the cuvette, Louis Audemars' Trade mark punched inside the back.Diam. 51 mm.

Louis Audemars, Brassus (Swiss), No. 11035, c. 1875.Fine 18K gold, diamond-set, quarter repeating keyless fob watch.

C. Four body, massive, "bassine et filets", polished, a rose-cut diamond set monogram applied on the back. Hinged gold cuvette. D. White enamel with Roman numerals, outer Arabic minute ring and sunk subsidiary seconds. Gold "spade" hands. M. 13''', nickel plated, "fausses côtes" decoration, 29 jewels, gold wheel train, counterpoised straight line lever escapement, cut bimetallic balance, Breguet balance spring. Repeating on gongs with slide in the band.Signed on the cuvette, Louis Audemars' Trade mark inside the back.Diam. 36 mm.

Louis Audemars, Brassus (Swiss), No. 12077, made for L. Leroy & Fils, Horloger de la Marine, Palais Royal, 13 et 15 Galerie Montpensier, Paris, Regent Street, London, No. 53204, circa 1880.Very fine 18K gold, half hunting cased, gem-set, keyless quarter repeating fob watch.

C. Four body, massive, "bassine et filets", polished, the cover with black champlevé enamelled Roman numerals on border of the dial aperture, the back applied with the rose-cut diamond set monogram "F.S." below a ruby and emerald set crown. Hinged gold cuvette. D. White enamel with Roman numerals, outer Arabic minute ring and sunk subsidiary seconds. Blued steel "spade" hands. M. 12 1/2''', gilt brass, 29 jewels, straight line lever escapement, cut bimetallic balance, Breguet balance spring. Repating on gongs with slide in the band.Signed on the cuvette, Louis Audemars' Trade Mark punched inside the back.Diam. 37 mm.

L. Leroy & Cie., Horlogers de la Marine, 7 Boulevard de la Madeleine, Paris, No. 68083, circa 1920.Very fine and elegant 18K gold, moon phase astronomical keyless, calendar watch.

C. Three body, massive, "Empire", polished. Hinged gold cuvette. D. Gold with Arabic numerals on a frosted chapter ring, large moon phase aperture on the engine-turned centre and outer date ring. Blued steel Breguet hands. M. 20''', gilt brass, 18 jewels, straight line lever escapement, cut bimetallic balance, blued-steel Breguet balance spring.Signed on the dial, cuvette and movement.Diam. 54 mm.

L. Leroy & Cie., Horlogers de la Marine, 7 Boulevard de la Madeleine, Paris, No. 17071/26178, circa 1912.Fine 18K keyless pocket lever chronometer, Bulletinde Première classe de l'Observatoire National de Besançon, No. 9288.

C. Three body, massive, "Empire", polished. Hinged gold cuvette. D. Gold engine-turned with Breguet numerals on a frosted chapter ring and subsidiary seconds. Blued steel Breguet hands. M. 16''', gilt brass with punch-mark in form of a viper's head set by the Observatory of Besançon, 20 jewels, brass-invar Guillaume balance, blued steel balance spring with terminal curve.Signed on the dial, case and movement.Diam. 51 mm.

L. Leroy & Cie. Paris, No. 21655, circa 1930Fine 18K gold, keyless dress watch.

C. Three piece "variée carrure plate", polished.D. Satiné silver with bold Breguet numerals and sunk subsidiary seconds, the centre with a geometrical enamelled decoration in a chess pattern. Blued steel "fleurs-de-lys" hands. M. 16''', rhodium plated,18 jewels, straight line lever escapement, cut bimetallic balance, Breguet balance spring.Signed on the dial.Diam. 43 mm.

Léon Hatot, Paris, ATO, No. 125218, produced in 1939.Fine 18K gold keyless dress watch with pulsometer and 30 minutes instantaneous recorder. Accompanied by the workshop card.

C. Three piece, massive, "variée carrure plate", polished and satiné, the bezel with black champlevé enamelled Arabic numerals. D. Silver satiné with Arabic minute and chronograph ring on the bezel's border, inner red pulsometer scale for 30 pulsations, sunk small subsidiary seconds and minute register. Blued steel "modern" hands. M. 17''', gilt brass,18 jewels, straight line lever escapement, cut bimetallic balance, Breguet balance spring. Chronograph with visible work, the button on the winding crown.Signed ATO on the dial.Diam. 47 mm.

Léon Hatot, Paris, No. 125219, produced in 1939.Fine 18K gold keyless dress watch with pulsometer and 30 minutes instantaneous recorder. Accompanied by the workshop card.

C. Three piece, massive, "variée carrure plate", polished and satiné, the bezel with black champlevé enamelled Arabic numerals. D. Silver satiné with Arabic minute and chronograph ring on the bezel's border, inner red pulsometer scale for 30 pulsations, sunk small subsidiary seconds and minute register. Blued steel "modern" hands. M. 17''', gilt brass,18 jewels, straight line lever escapement, cut bimetallic balance, Breguet balance spring. Chronograph with visible work, the button on the winding crown.Diam. 47 mm.

Léon Hatot, Paris, No. 58275, produced in 1925.Very fine, Art Deco, tonneau shaped and curved, 18K yellow gold gentleman's wristwatch.

C. two body, shaped, massive, polished, screwed bars. D. "guilloché" matte silver "à rayons de soleil" with painted radial Arabic numerals. "Breguet" blued steel hands. M. 10''', gilt brass, 17 jewels, lever escapement, cut bimetallic balance, Breguet balance-spring.Hallmarked on the case.Dim. 26 x 40 mm.

Léon Hatot, Paris, No. 26750, Rectangle platine avec attaches cordon soie, brillants ronds et baguettes2 coulants, design No. 2278, entered in the Registers on December 28, 1928.Very fine and rare Art Déco, rectangular, platinum and diamonds lady's wristwatch. Accompanied by the workshop card.

C. two body, massive, polished, bezel, mobile lugs and bracelet rings set with 50 round diamonds and16 baguette diamonds. D. matte silver with painted Arabic numerals. "Spade" blued steel hands.M. 4 1/2''' baguette, rhodium plated, "fausses côtes" decoration, 17 jewels, lever escapement, cut bimetallic balance, Breguet balance-spring.Hallmarked on the case.Dim. 12 x 46 mm.

Jaeger LeCoultre, Reverso Répétition Minutes,No. 385/500, 1990's.Very fine and rare rectangular, minute repeating,18K pink gold gentleman's wristwatch with leather strap and 18K pink gold deployant clasp. Accompanied by fitted box and certificate.

C. three body, massive, polished, reeded bezel.D. "guilloché" silver with painted Roman numerals, aperture for the strike regulator. "Bâton" blued steel hands. M. gilt, "fausses côtes" decoration, 38 jewels, lever escapement, monometallic balance, self-compensating flat balance-spring, repeater on gongs by means of a fluted slide on the band.Dial, case and movement signed.Dim. 26 x 42 mm.

Jaeger LeCoultre, Reverso Tourbillon, No. 057/500, 1990's.Very fine and rare, rectangular, 18K pink gold gentleman's wristwatch with one minute tourbillon regulator and 40 hours power reserve, leather strap with 18K pink gold Jaeger LeCoultre deployant clasp. Accompanied by fitted box, and certificate.

C. three body, massive, polished, reeded bezel, transparent back. D. "guilloché" silver with painted Arabic numerals on a plain reserve, auxiliary seconds dial; on the back, the tourbillon and the Up-and-Down indicator. "Epée" blued steel hands. M. 9''' in 14K pink gold, "fausses côtes" decoration, 27 jewels, lever escapement, monometallic balance, self-compensating Breguet balance-spring.Dial, case and movement signed.Dim. 26 x 42 mm.

Jaeger LeCoultre, Reverso Duoface, Ref. 270.2.54, 1990's.Very fine, rectangular, two time-zone, double-face, 18K pink gold gentleman's wristwatch with leather strap and 18K pink gold Jaeger LeCoultre deployant clasp.

C. three body, massive, polished, reeded bezel. D. on one side, "guilloché" silver with painted Arabic numerals on a plain reserve, auxiliary seconds dial. "Bâton" blued steel hands. On the other side, "guilloché" black off-centered dial with tritium-coated Arabic numerals and indexes. "Skeleton" tritium-coated hands. On the 6, second time-zone dial in24 hours with tritium-coated Arabic numerals and indexes. "Flèche" tritium-coated hand. By means of a pusher on the band, the hours may be forwarded independently from the other dial. M. mechanical with manual winding.Dial, case and movement signed.Dim. 26 x 42 mm.