International Watch Co., No. 394290, case No. 778229. Produced circa 1907.Very fine and unusual, hunting cased, keyless, 18K yellow gold watch with special dial and case.

C. four-body, "bassine", solid, frosted gold, the cover decorated with a scene depicting a hunter and his dog, gold hinged cuvette engraved with Grand Prix medals awarded at the 1906 Exhibition in Milan. D. white enamel with painted Arabic numerals, outer minute track, inner concentric 24 hours in red, sunk subsidiary seconds. Gold "Spade" hands. M. Cal. 40 mm. (18'''), rhodium-plated, "fausses côtes" decoration, 17 jewels, 4 in screwed gold châtons, straight line lever escapement, cut bimetallc compensation balance with screws, blued steel Breguet balance spring, "Swan-neck" micrometer regulator.Dial, case and movement signed.Diam. 47 mm.

International Watch Company, Schaffhausen, No. 741914. Produced in 1919.Fine, 14K gold and enamel dress watch.

C. three-piece, case back with a black enamel border and black enamel initials, chased band. D. matte silver with applied gold Arabic numerals, outer minute dot divisions, subsidiary seconds dial. Gold "cathédrale" hands. M. Cal. 77, 38 mm (17'''), rhodium plated, 19 jewels, straight line lever escapement, cut bimetallic compensation balance, Breguet balance spring, micrometer regulator.Dial and movement signed.Diam. 45 mm.

International Watch Co., Schaffhausen, "GST Chrono Automatic", Ref. 9277. Produced in the 1990s.Fine, 18K yellow gold, water-resistant gentleman's wristwatch with date, round-button chronograph, registers, tachometer and an 18K yellow gold IWC bracelet and deployant clasp.

C. two-body, solid, polished and brushed, screwed-down case back, domed sapphire crystal. D. matte silver with applied yellow gold bâton indexes, subsidiary dials for the seconds, the 12 hour and 30 minute registers, outer tachometer graduation, aperture for the date. Tritium-coated yellow gold "bâton" hands. M. Cal. 631, Cal. 631 with quartz standardization, 25 jewels, with mechanical chronograph mechanism.Dial, case and movement signed.Diam. 37 mm.

International Watch Co., Schaffhausen, "Da Vinci SL", Ref. 3528. Produced in the late 1990s.Fine, center-seconds, self-winding, water-resistant, stainless steel gentleman's wristwatch with date and a stainless steel IWC buckle.

C. two-body, polished, mobile lugs, stepped bezel, sapphire crystal. D. black with applied steel Arabic numerals, aperture for the date. Luminous steel "lozenge" hands. M. Cal. 37524, gilt brass, "oeil-de-perdrix" decoration, 21 jewels, straight line lever escapement, monometallic balance adjusted to 5 positions, shock-absorber, self-compensating flat balance-spring, micrometer regulator.Dial, case and movement signed.Diam. 37 mm.

Jaeger-LeCoultre. Produced in the 1960s.Fine, 18K yellow gold lady's wristwatch with a Jaeger-LeCoultre buckle.

C. two-body, horizontal rectangular, solid, polished, stepped bezel, extended lugs, winding-crown at 6. D. black with applied yellow gold bâton indexes. Yellow gold "Bâton" hands. M. Cal. K 840, rhodium-plated, "fausses côtes" decoration, 17 jewels, lateral lever escapement, monometallic balance, shock-absorber, self-compensating flat balance-spring.Dial, case and movement signed.Dim. 20 X 35 mm.

Longines, "Chronographo Contador", No. 2976451, case No. 2976774. Produced in the late 1910s.Fine, hunting-cased, keyless, 18K yellow gold chronograph watch with instantaneous 30-minute register and pulsometer graduation.

C. four-body, "bassine", polished, front with monogram and inside with dedication, gold hinged cuvette decorated with Grand Prix medals from different exhibitions. D. white enamel with Arabic numerals, outer minute and chronograph graduation, outermost graduation to 30 pulsations, subsidiary sunk seconds and 30 minute register. Pink gold "Spade" hands. M. Cal. 47mm (22'''), maillechord, 3/4-plate, "fausses c?tes" decoration, 19 jewels, straight line lever escapement, cut bimetallic compensationbalance, Breguet balance spring.Dial, case and movement signed.Diam. 54 mm.

Longines, "Repeticion a Cuartos", case No. 33504. Produced in the 1890s. Very fine, hunting-cased, keyless, 18K pink gold quarter-repeating watch.

C. four-body, "bassine", solid, engine-turned covers, front with monogram, gold hinged cuvette engraved with Grand Prix medals awarded at different exhibitions. D. white enamel with painted radial bold Roman numerals, outer minute track, subsidiary sunk seconds. Pink gold "Spade" hands. M. Cal. 45 mm (20''') nickel, "fausses c?tes" decoration, 24 jewels, straight line lever escapement, cut bimetallic compensation balance with screws, blued steel Breguet balance spring, repeating on gongs througactivating slide on the band. Dial, and case signed. Diam. 53 mm.

Montana Watch Co, No. 4, Ref. 1925. Produced in a limited edition of 100 examples in 2002, sold in 2002.Fine, tonneau-shaped, self-winding, blued steel and silver wristwatch. Accompanied by a fitted wooden box and extra strap

C. blued steel inlaid with silver forming a scroll pattern, transparent case back.D. matte silver with painted Arabic numerals, subsidiary seconds dial. Luminous "skeleton" hands. M. Cal. 2428, rhodium plated, 30 jewels, straight line lever escapement, monometallic balance, self-compensating flat balance spring, double-directional rotor with ball bearings. Dial signed. Dim. 44 x 32 mm.

Omega, "Chronomètre", No. 10708344. Produced circa 1952.Fine, 18K yellow gold gentleman's chronometer wristwatch with a woven 18K yellow gold bracelet and clasp.

C. three-body, solid, polished. D. matte silver with applied yellow gold dot indexes and Arabic numerals, subsidiary guilloché seconds dial. Yellow gold "alpha" hands. M. Cal. 30T2 R6, copper-colored, 17 jewels, straight-line lever escapement, monometallic balance adjusted to temperatures and 5 positions, shock-absorber, self-compensating Breguet balance spring, micrometer regulator.Dial, case and movement signed.Diam. 34 mm.

Omega, "Constellation", Automatic Chronomètre, Officially Certified, Ref. 2852/2853 SC. Production of this reference started in 1952.Fine, center-seconds, self-winding, water-resistant, 18K pink gold gentleman's wristwatch.

C. two-body, solid, polished, snap-on case back with embossed "Constellation" logo, concave lapidated lugs. D. two-tone champagne with applied pink gold bâton and dart faceted indexes on a twelve-faceted outer plain reserve, above 6, the signature and an applied gold star. Pink gold "dauphine" hands. M. Cal. 505, copper-colored, 24 jewels, straight line lever escapement, monometallic balance adjusted to temperatures and 5 positions, shock-absorber, self-compensating flat balance-spring, micromeer regulator.Dial, case and movement signed.Diam. 35 mm.

Omega, "Constellation", Chronometer, Automatic, Ref. 8310. Produced in the 1970s.Fine, rectangular curved, self-winding, 18K white gold gentleman's wristwatch with an integrated and textured 18K white gold Omega bracelet and clasp.

C. two-body, solid, textured with polished case back, faceted and thick glass flat top crystal. D. matte silver decorated with repeated pattern, applied white gold and black indexes. Black "Bâton" hands. M. Cal. 712, copper- colored, 24 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.Dim. 29 x 41 mm.Approx. overall length: 175 mm.

Omega, "Seamaster Calendar", Ref. 2757 SC.Produced in the 1950s.Fine and rare, center-seconds, self-winding, water-resistant, 18K pink gold gentleman's wristwatch with date and a linen-textured 18K pink gold Omega bracelet and clasp.

C. three-body, solid, polished, curved lugs. D. "guilloché" silver with applied pink gold dart indexes and tritium-coated dots, aperture for the date at 6. Pink gold tritium-coated "Dauphine" hands. M. Cal. 355, copper-colored, 17 jewels, straight line lever escapement, monometallic balance, shock-absorber, blued steel flat balance-spring, "Swan-neck" micrometer regulator.Dial, case and movement signed.Diam. 34 mm.Approx. overall length: 190 mm

Omega, Automatic, Chronometer, Officially Certified "Constellation", Ref. 168009. Produced in the 1970s.Very fine, tonneau-shaped, center-seconds, self-winding, water-resistant, 18K pink gold gentleman's wristwatch with date and an 18K pink gold Omega bangle bracelet.

C. two-body, solid, polished and brushed, screwed-down case back with embossed logo. D. champagne linen-textured with applied pink gold and black indexes, signature and an applied gold star above the 6, aperture for the date. Pink gold and black "Bâton" hands. M. Cal. 564, copper colored, 24 jewels, straight line lever escapement, monometallic balance adjusted to temperatures and 5 positions, shock-absorber, self-compensating flat balance-spring, micrometer regulator.Dial, case and movement signed.Dim. 35 X 40 mm.Approx. overall length: 185 mm.

Omega, Automatic, "Seamaster". Produced in the 1950s.Fine, center-seconds, self-winding, water-resistant, 18K pink gold gentleman's wristwatch with date and a linen textured, 18K pink gold Omega bracelet.

C. three-body, solid, polished and brushed, triangular wide lugs, wide bezel. D. matte silver with applied pink gold dart indexes, aperture for the date. Tritium-coated pink gold "Dauphine" hands. M. Cal. 562, copper-colored, 24 jewels, straight line lever escapement, monometallic balance, shock-absorber, self-compensating flat balance spring, micrometer regulator.Dial, case, and movement signed.Diam. 34 mm.

Omega, Automatic, Chronometer "Constellation", Ref. 14381/2. Production of this model started in 1952.Very fine, center-seconds, self-winding, water-resistant, 18K pink gold gentleman's wristwatch with an 18K pink gold woven bracelet.

C. three-body, solid, polished, screwed-down case back with embossed logo, concave lugs. D. pink with applied pink gold faceted triangular indexes on an outer reserve, signature and an applied gold star above the 6. Pink gold "Dauphine" hands. M. Cal. 551, copper colored, 24 jewels, straight line lever escapement, monometallic balance adjusted to temperatures and 5 positions, shock-absorber, self-compensating flat balance-spring, micrometer regulator.Dial, case and movement signed.Diam. 34 mm.Approx. overall length: 190 mm.

Omega, Automatic, Chronometer, Officially Certified "Constellation", Ref. 168005/6. Produced in the 1970s.Very fine, center-seconds, self-winding, water-resistant, 18K pink gold gentleman's wristwatch with date and a linen-textured 18K pink gold Omega bracelet.

C. two-body, solid, polished, screwed-down case back with embossed logo, lapidated lugs. D. champagne with applied pink gold and black indexes, signature and an applied gold star above the 6, aperture for the date. Pink gold and black "Dauphine" hands. M. Cal. 565, copper colored, 24 jewels, straight line lever escapement, monometallic balance, shock-absorber, self-compensating flat balance-spring, micrometer regulator.Dial, case and movement signed.Diam. 34 mm.Approx. overall length: 190 mm.

Patek Philippe & Cie, Genève, retailed by Guebelin, No. 984351, case No. 2632721, Ref. 3319-2. Produced in the 1960s.Fine, square, 18K yellow gold lady's wristwatch with an 18K yellow gold textured bracelet.

C. two-body, solid, polished and brushed, bezel and sides repeating the bracelet decoration. D. matte silver with applied gold indexes and Arabic numerals. Yellow gold "Bâton" hands. M. Cal. 13,5 - 320, rhodium-plated, "fausses côtes" decoration, 20 jewels, straight line lever escapement, Gyromax balance adjusted to heat, cold, isochronism and 5 positions, shock-absorber, self compensating flat balance-spring.Dial, case and movement signed.Dim. 16 x 16 mm.Approx. overall length 165 mm.

Patek Philippe & Cie., Genève, No. 114568, case No. 226183. Produced circa 1905.Fine and rare, hunting-cased, keyless, 18K pink gold watch.

C. four-body, "bassine et filets", case entirely decorated with floral and foliate pattern, front cover centered by a monogram, case back centered by a bird, cuvette signed and numbered and engraved: "La Esmeralda, C. Stierlen y Cia., Guayaquil". D. white enamel with painted radial Roman numerals, outer minute track, sunk subsidiary seconds dial. Blued steel "Spade" hands. M. Cal. 18 1/2 ''', frosted gilt, 15 jewels, straight line calibrated lever escapement, cut bimetallic compensation balane, blued steel flat balance-spring, regulator scale on center wheel bridge.Dial, case and movement signed.Diam. 48 mm.

Patek Philippe & Cie., Genève, No. 155543, case No. 264639. Produced circa 1912.Very fine, keyless, 18K pink gold watch.

C. four-body, "bassine", solid, polished, hinged bezel and case back, gold hinged cuvette. D. white enamel with painted Breguet numerals, outer minute track, sunk subsidiary seconds dial. Gold "Moderne" hands. M. Cal. 18 ''', frosted gilt, 15 jewels, straight line calibrated lever escapement, cut bimetallic compensation balance, blued steel Breguet balance-spring.Dial, case and movement signed.Diam. 46 mm.

Piaget, Genève, Ref. 8055. Produced in the 1980s.Fine, 18K yellow gold and diamonds lady's quartz wristwatch with an integrated and textured 18K yellow gold Piaget mesh bracelet.

C. two-body, solid, polished and brushed, bezel set with 32 round diamonds, case back with screws. D. champagne with painted radial Roman numerals. Black "Bâton" hands. M. Cal. 8P1 with quartz standardization.Dial, case and movement signed.Diam. 26 mm.Approx. overall length: 170 mm.