Rolex, Oyster Perpetual Date, "GMT Master", Superlative Chronometer, Officially Certified, Ref. 16753. Produced in the 1980s. Fine, two-time zone, center-seconds, self-winding, water-resistant, stainless steel and 18K yellow gold gentleman's wristwatch with date, special 24 hour bezel and hand and a stainless steel and 14K yellow gold Jubilee bracelet.

C. Three-body, polished and brushed, screwed-down case back and crown, graduated bi-directional revolving gold bezel with black insert for the second time zone in 24 hours, crystal with "cyclops" lens. D. Black with applied tritium-coated round, triangular and bâton indexes, aperture for the date. Tritium-coated yellow gold "skeleton" hands. M. Cal. 3075, rhodium-plated, 27 jewels, straight line lever escapement, monometallic balance adjusted to temperatures and 5 positions, shock-absorber, self-compensating free-sprung Breguet balance-spring, Microstella regulating screws, hack mechanism.Dial, case and movement signed.Diam. 40 mm.

Rolex, Oyster Perpetual Date, "Sea-Dweller", 2000 ft. / 610 m., Superlative Chronometer, Officially Certified, Ref. 1665. Produced in the 1970s. Fine and rare, center-seconds, self-winding, water-resistant, stainless steel gentleman's wristwatch with date and a Rolex stainless steel "Fliplock" Oyster bracelet.

C. Three-body, polished and brushed, screwed-down case back and crown, helium escape valve at 9, graduated bi-directional revolving black bezel for the decompression times, "Triplock" winding-crown protected by the "crown guard". D. Black with tritium coated round, triangular and bâton indexes, aperture for the date. Tritium coated steel "skeleton" hands. M. Cal. 1570, rhodium plated, "oeil-de-perdrix" decoration, 26 jewels, straight line lever escapement, monometallic balance adjusted to temperatures and five positions, shock-absorber, self-compensating free-sprung Breguet balance-spring, Microstella regulating screws, hack mechanism.Dial, case and movement signed.Diam. 40 mm.

Rolex, Oyster Perpetual Date, "Sea-Dweller 4000", Superlative Chronometer, Officially Certified, Ref. 16600. Produced in the late 1990s. Fine, center-seconds, self-winding, water-resistant to 1220 m/ 4000 ft, stainless steel gentleman's wristwatch with date and a special stainless steel "Fliplock" Oyster bracelet. Accompanied by a certificate.

C. Three-body, polished and brushed, screwed-down case back and crown, helium escape valve, graduated uni-directional revolving black bezel for the decompression times, "Triplock" winding-crown protected by the "Crown Guard", sapphire crystal. D. Black with applied luminous round, triangular and bâton indexes, aperture for the date. Luminous steel "skeleton" hands. M. Cal. 3135, rhodium-plated, 31 jewels, straight line lever escapement, monometallic balance adjusted to temperatures and five positions, self-compensating Breguet balance-spring, Microstella regulating screws, hack mechanism.Dial, case and movement signed.Diam. 40 mm.

Rolex, Oyster Perpetual, Superlative Chronometer, Officially Certified, Cosmograph "Daytona", Ref. 16528. Produced in the 1990s. Fine, self-winding, water-resistant to 100 m., 18K yellow gold gentleman's wristwatch with round button chronograph, registers, tachometer and an 18K yellow gold "Oyster" bracelet.

C. Three-body, solid, polished and brushed, screwed-down case back, buttons and crown, "Triplock" winding-crown protected by the "crown guard", tachometer graduation on the bezel to 400 units per hour, sapphire crystal. D. Bi-color champagne and black with tritium-coated yellow gold indexes, subsidiary black ring dials for the seconds, the 12-hour and 30-minute registers. Tritium-coated yellow gold "bâton" hands. M. Cal. 4030, rhodium-plated, 31 jewels, straight line lever escapement, monometallic balance adjusted to six positions, shock-absorber, self-compensating free-sprung Breguet balance-spring, Microstella regulating screws.Dial, case and movement signed.Diam. 39 mm.Approx. overall max. length: 220 mm.

Rolex, Oyster Perpetual, Superlative Chronometer, Officially Certified, Cosmograph "Daytona", Ref. 16523. Produced in the 1990s. Fine, self-winding, water-resistant to 100 meters, stainless steel and 18K yellow gold gentleman's wristwatch with round button chronograph, registers, tachometer, 50-hour autonomy and a special stainless steel and 18K yellow gold Oysterlock bracelet.

C. Three-body, polished and brushed, screwed-down case back, buttons and crown, "Triplock" winding-crown protected by the "crown guard", tachometer graduation on the bezel to 400 units per hour, sapphire crystal. D. Bi-colored black and champagne with tritium-coated yellow gold indexes, subsidiary gold ring dials for the seconds, the 12-hour and 30-minute registers. Tritium-coated yellow gold "bâton" hands. M. Cal. 4030, rhodium-plated, 31 jewels, straight line lever escapement, monometallic balance adjusted to temperatures and five positions, shock-absorber, self-compensating free-sprung Breguet balance-spring, Microstella regulating screws.Dial, case and movement signed.Diam. 40 mm.

Rolex, Oyster Perpetual, Superlative Chronometer, Officially Certified, Cosmograph "Daytona", Ref. 16519. Produced in the 1990s. Very fine, self-winding, water-resistant to 100 m., 18K white gold gentleman's wristwatch with round button chronograph, registers, tachometer, 50-hour autonomy and a Rolex 18K white gold deployable "Fliplock" clasp. Accompanied by a box and certificate.

C. Three-body, solid, polished and brushed, screwed-down case back, buttons and crown, "Triplock" winding-crown protected by the "Crown Guard", tachometer graduation on the bezel to 400 units per hour, sapphire crystal. D. White with tritium-coated white gold Arabic numerals and indexes, subsidiary "guilloché" white gold ring dials for the seconds, the 12-hour and 30-minute registers. Tritium-coated white gold "bâton" hands. M. Cal. 4030, rhodium-plated, 31 jewels, straight line lever escapement, monometallic balance adjusted to temperatures and 5 positions, shock-absorber, self-compensating free-sprung Breguet balance-spring, Microstella regulating screws.Dial, case and movement signed.Diam. 40 mm.

Rolex, Oyster Perpetual, Superlative Chronometer, Officially Certified, Cosmograph "Daytona", Ref. 16523. Produced in the 1990s. Fine, self-winding, water-resistant to 100 meters, stainless steel and 18K yellow gold gentleman's wristwatch with round button chronograph, registers, tachometer, 50-hour autonomy and a special stainless steel and 18K yellow gold Oysterlock bracelet.

C. Three-body, polished and brushed, screwed-down case back, buttons and crown, "Triplock" winding-crown protected by the "Crown Guard", tachometer graduation on the bezel to 400 units per hour, sapphire crystal. D. Bi-colored champagne and black with tritium-coated yellow gold indexes, subsidiary black ring dials for the seconds, the 12-hour and 30-minute registers. Tritium-coated yellow gold "bâton" hands. M. Cal. 4030, rhodium-plated, 31 jewels, straight line lever escapement, monometallic balance adjusted to temperatures and 5 positions, shock-absorber, self-compensating free-sprung Breguet balance-spring, Microstella regulating screws.Dial, case and movement signed.Diam. 40 mm.

Breguet, "Skeleton Chronograph", No. 2757 A. Produced in the 1990s. Very fine, skeletonized, 18K yellow gold gentleman's wristwatch with round button chronograph, registers and an 18K yellow gold Breguet buckle. Accompanied by a fitted box and certificate.

C. Three-body, solid, polished, transparent case back, ribbed band, rounded bezel, straight lugs, gold screwed bars, sapphire crystal. D. Skeletonized, outer gold ring dial with painted indexes and Roman numerals, subsidiary ring dials for the seconds and the 30-minute register. Blued steel "Breguet" hands. M. Cal. 108, skeletonized and hand-engraved, gilt brass, 17 jewels, straight line lever escapement, monometallic balance, shock-absorber, self-compensating Breguet balance-spring, micrometer regulator.Dial, case and movement signed.Diam. 36 mm.

Breguet, No. 9564, Ref. 3500. Produced circa 2000. Very fine, thin, 18K yellow gold gentleman's wristwatch with an 18K yellow gold Breguet buckle.

C. Two-body, solid, polished, case back with concentric "guilloché" engraving, reeded band, straight lugs, gold screwed bars, rounded bezel, sapphire crystal. D. ?Guilloche?, silvered 18K gold with painted radial Roman numerals on an outer plain reserve, secret "Breguet" signature. Blued steel "Breguet" hands. M. Cal. 818/8, rhodium plated, ?fausses cotes? decoration, 21 jewels, straight line lever escapement, monometallic balance adjusted to 5 positions, shock-absorber, self-compensating Breguet balance-spring, micrometer regulator.Dial, case and movement signed.Diam. 33 mm.

Breguet, "Quantieme Perpetuel", No. 3999. Produced in the 1990s. Very fine, astronomic, self-winding, water-resistant, 18K yellow gold gentleman's wristwatch with perpetual calendar, moon phases, 45-hour power reserve and an 18K yellow gold Breguet deployant clasp.

C. Three-body, solid, polished, reeded band, straight lugs, screwed bars, cabochon sapphire-set winding-crown, sapphire crystal. D. "Guilloché" silver with painted Roman numerals on a plain outer reserve, subsidiary silver ring dials for the days of the month, of the week, the months, the leap year, sector graduations for the age of the moon at 1 and the up-and-down indication at 11, aperture for the moon phases. Blued steel "Breguet" hands. M. Cal. 502.3, engraved gilt brass, 37 jewels, straight line lever escapement, monometallic balance adjusted to 5 positions, shock-absorber, self-compensating flat balance-spring, 21K engraved gold rotor.Dial, case and movement signed.Diam. 36 mm.

Breguet, No. 805, Ref. 3380. Produced circa 2000. Very fine, 18K yellow gold gentleman's wristwatch with power-reserve and an 18K yellow gold Breguet buckle.

C. Two-body, solid, polished, case back with concentric "guilloché" engraving, reeded band, straight lugs, gold screwed bars, rounded bezel, sapphire crystal.D. ?Guilloche? silvered 18K gold with painted radial Roman numerals on an outer plain reserve, sector for the up-and-down indication, subsidiary seconds dial, secret "Breguet" signature. Blued steel "Breguet" hands. M. Cal. 818/8, rhodium plated, ?fausses cotes? decoration, 21 jewels, straight line lever escapement, monometallic balance adjusted to 5 positions, shock-absorber, self-compensating Breguet balance-spring, micrometer regulator.Dial, case and movement signed.Diam. 35 mm.

Audemars Piguet, Genève, "John Shaeffer", "Jump-Hour, Répétition Minutes", No. 08/25, movement No. 435751, case No. D68105, Ref. 25789/2. Produced in a limited edition of 25 examples in the 1990s. Very fine and rare, cushion-shaped, minute-repeating, jump-hour, 18K pink gold gentleman's wristwatch with an 18K pink gold Audemars Piguet buckle.

C. Two-body, solid, polished and brushed, transparent case back with four screws, apertures for the jump hour at 12, for the minutes at 6 with painted Arabic numerals and indexes on white revolving discs. Triangular index for the minutes. M. Cal. 2865 G, rhodium-plated, "fausses côtes" decoration, 34 jewels, straight line lever escapement, monometallic balance adjusted to heat, cold, isochronism and five positions, shock-absorber, self-compensating flat balance spring, repeating on gongs by activating slide on the band.Dial, case and movement signed.Dim. 32 x 32 mm.

International Watch Co., Schaffhausen, "Da Vinci Tourbillon", No. 084/200, Ref. 3752. Produced in a limited edition of 200 examples in 18K yellow gold. Production of this reference started in 2000. Very fine and rare, astronomic, water-resistant to 30 meters, 18K yellow gold gentleman?s wristwatch with one-minute flying tourbillon regulator, round button chronograph, register, secular perpetual calendar, moon phases and an 18K yellow gold IWC buckle.

C. Two-body, solid, polished, stepped bezel, hooded mobile lugs, transparent case back with six screws. D. Matte silver with applied yellow gold indexes and tritium dots, outer 1/5th seconds scale, subsidiary "guilloché" dials for the seconds, the 12 hour register, the date, days of the week, the months, apertures for the moon phases and for the year display with four digits until 2499. Tritium-coated yellow gold "bâton" hands. M. Cal. 76061, gilt brass, "fausses côtes" decoration, 35 jewels, lateral lever escapement with flying one-minute tourbillon regulator with three equidistant titanium arms, monometallic balance adjusted to five positions, shock absorber, self-compensating Breguet balance-spring.Dial, case and movement signed.Diam. 39 mm.

Girard-Perregaux, "Vintage, 1945, Golden Bridge Tourbillon Automatic", No. 4 or. Produced circa 2000. Very fine and rare, square, 18K pink gold gentleman's wristwatch with visible one-minute tourbillon regulator and an 18K pink gold Girard-Perregaux buckle.

C. Two-body, solid, polished and brushed, case back with four screws, sapphire crystal. D. Black with applied gold Arabic 3,9 and 12, outer minute track, aperture for the tourbillon regulator under an 18K pink gold bridge at 6, carrying the subsidiary seconds hand. Pink gold ?dauphine? hands. M. Cal. 9610c, rhodium plated, "fausses côtes" and "oeil-de-perdrix" decoration, 30 jewels, lateral lever escapement in one-minute tourbillon regulator with A-shaped carriage of the type desined by Ernest Guinand, monometallic balance adjusted to 6 positions, self-compensating Breguet balance-spring, platinum micro-rotor. Dial, case and movement signed, numbered on the case and movement.

Girard-Perregaux, "Vintage Tourbillon", No. 420 R, Ref. 9985. Produced circa 2000. Very fine, rectangular curved, water-resistant, self-winding, 18K pink gold gentleman's wristwatch with tourbillon under one gold bridge and an 18K pink gold Girard-Perregaux deployant clasp. Accompanied by a fitted box and certificate.

C. Two-body, solid, polished, stepped bezel, case back with four screws, "bombé? sapphire crystal. D. Matte silver with applied pink gold Roman numerals, subsidiary seconds dial, aperture for the tourbillon cage under one gold bridge. Pink gold "dauphine" hands. M. Cal. 9610 C, rhodium plated, ?fausses côtes? decoration, 32 jewels, lateral lever escapement with visible one-minute tourbillon regulator with A-shaped carriage of the type designed by Ernest Guinand, monometallic balance adjusted to 6 positions, self-compensating Breguet balance-spring. Dial, case and movement signed.Dim. 34 x 47 mm.

Audemars Piguet, Genève, "Edward Piguet Tourbillon", No. 566294, Ref. E 56738. Produced circa 2000. Very fine and very rare, rectangular, skeletonized, 18K pink gold gentleman's wristwatch with visible one-minute tourbillon regulator and an 18K pink gold Audemars Piguet deployant clasp. Accompanied by a fitted box and certificate.

C. Two-body, solid, polished and brushed, stepped bezel, transparent case back with four screws, sapphire crystals. D. Transparent with painted black Breguet numerals and indexes, at 6 aperture for the visible tourbillon cage under a polished steel bridge. Blackened gold "feuille" hands. M. Cal. 2881, skeletonized and hand-engraved, copper-colored, 19 jewels, lateral lever escapement with one-minute tourbillon regulator with steel cage and three equidistant polished steel arms, monometallic balance adjusted to heat, cold and five positions, self-compensating Breguet balance-spring.Dial, case and movement signed.Dim. 29 x 49 mm.

Audemars Piguet, Genève, "Royal Oak Offshore T3", Ref. 25863TJ00. Produced in a limited edition of 1,000 examples in 2003 and specially designed in cooperation with Arnold Schwarzenegger for the film ?Terminator Three - Rise of the Machines?. Very fine and rare, oversized, octagonal, self-winding, water-resistant, titanium gentleman's wristwatch with date, round button chronograph, registers, tachometer and an Audemars Piguet titanium clasp. Accompanied by a fitted leather and brushed aluminum "T3" box, certificate and 3 DVD movies ? ?Terminator 1, 2 and 3?.

C. Three-body, polished and brushed, case back and bezel secured with eight hexagonal screws, winding-crown with security guard, push buttons with security levers, case back with special ?T3? decoration, sapphire crystal. D. Anthracite with textured pattern, luminous Arabic numerals, subsidiary "guilloché" dials for the seconds, the 12-hour and 30-minute registers, outer tachometer graduation, "cyclops" aperture for the date. Luminous steel "bâton" hands.M. Cal. 2226 / 2840, rhodium plated, "fausses côtes" decoration, 54 jewels, straight line lever escapement, monometallic balance adjusted to heat, cold, isochronism and five positions, shock-absorber, self-compensating flat balance-spring, 21 K gold rotor.Dial, case and movement signed.Diam. 50 mm.

Audemars Piguet, Genève, "Jules Audemars", "Tourbillon Chronographe", No. 505241, case No. E 42595, Ref. 25909. Production of this reference started in 1999. Very fine and rare, large, 18K white gold gentleman's wristwatch with visible one-minute tourbillon regulator, round button chronograph, register and an 18K white gold Audemars Piguet deployant clasp.

C. Three-body, solid, polished and brushed, stepped bezel, straight lugs, transparent case back, sapphire crystals. D. Black with luminous Arabic numerals, 30-minute register at 3, aperture for the tourbillon regulator under a polished steel bridge at 6, carrying the seconds hand. White and luminous ?skeleton? hands. M. Cal. 2879, rhodium-plated, "fausses côtes" decoration, 30 jewels, lateral lever escapement with one-minute tourbillon regulator with steel cage and 3 equidistant polished steel arms, monometallic balance adjusted to heat, cold and 5 positions, self-compensating Breguet balance-spring.Dial, case and movement signed.Diam. 43 mm.

Breguet, Grand Complication "Tourbillon 1801-2001", No. 943, Ref. 1801. Produced expressly in a special edition in 2001 to commemorate the 200th Anniversary of the invention of the tourbillon by Abraham-Louis Breguet. Extremely fine, rare and important, large, half-hunter case-type, water-resistant, 18K white gold gentleman's wristwatch with visible one-minute tourbillon regulator and an 18K white gold Breguet deployant clasp.

C. Four-body, solid, polished and brushed, hinged "guilloché"- decorated cover with porthole and engraved "Tourbillon" plaque, opened by a co-axial push-button in the winding crown, transparent case back to view the movement, reeded band, straight lugs with gold screwed bars, sapphire crystals. D. Silvered gold, "guilloché" off-center dial with painted radial Roman numerals set within a silvered gold plate with "fausses côtes" decoration, engraved "1801 - 2001". Blued steel "Breguet" hands. At 6, the visible tourbillon cage under a polished steel bridge, carrying the blued steel seconds hand. M. Cal. 557, entirely hand-engraved and signed "Tourbillon Breguet Nr. 1978. Brevet du 7 Messidor ans 9", 21 jewels, lateral lever escapement with one-minute tourbillon regulator with 3 equidistant polished steel arms, monometallic balance adjusted to 6 positions, shock-absorber, self-compensating Breguet balance-spring.Dial, case and movement signed.Diam. 42 mm.

Rolex, Oyster Perpetual, Officially Certified Chronometer, Ref. 6062. Production of this reference started in 1950. Very fine and very rare, astronomic, self-winding, water-resistant, stainless steel gentleman's wristwatch with triple date, moon phases and a stainless steel oyster bracelet.

C. Two-body, polished and brushed, screwed-down case back and crown. D. Off-white with applied steel dart indexes and Arabic numerals, subsidiary seconds dial, outergraduation for the days of the month, apertures for the days of the week, the months and the moon phases. Radium-coated steel "alpha" hands. M. Cal. 9 3/4''', rhodium-plated, 19 jewels, straight line lever escapement, monometallic balance, self-compensating Breguet balance-spring.Dial, case and movement signed.Diam. 36 mm.