Cartier, Paris, N° 4892 - 3711, 1920's. Very fine 18K gold and enamel keyless dress watch, with matching chain and match box.

Three piece massive "bassine pincee" case, decorated overall with alternate white champleve enamelled and chased strips, small white champleve enamelled monogram on the back. Gold engine turned dial with Arabic numerals and subsidiary seconds. Blued steel Breguet hands. Fine rhodium plated 16" movement, "fausses cotes" decoration, 18 jewels, straight line lever escapement, cut bimetallic balance, eight adjustments, Breguet balance spring with a micrometric index. Signed on the dial and the movement. In very good condition. Diam. 46 mm.

Cartier, Paris, N° 28780-23750-80503, 1930's. Very elegant platinum extra flat keyless dress watch.

Two piece massive "knife edge" lenticular polished ca-se. Two ton silver engine turned dial with a small Roman hour ring and outer Arabic minute ring. Blued steel "variees" hands. Rhodium plated 16" European Watch and Clock C°, movement, "fausses cotes" decoration, 19 jewels, straight line lever escapement, cut bimetallic balance, Breguet balance spring. Signed Cartier on the dial, European Watch and Clock C° on the movement. In very good condition. Diam. 48 mm.

Berlioz Leroy, Swiss, 1930's. Fine 18K gold keyless dress watch "a volets".

Three piece "variee carrure plate" polished case, the small dial aperture with shutters disclosing the dial by means of a push piece on the band. Mat silver dial with Breguet numerals. Blued steel "spade" hands. Rhodium plated 16.5" movement bearing the Geneva quality mark, "fausses cotes" decoration, 18 jewels, straight line lever escapement, cut bimetallic balance, Breguet balance spring. Signed on the dial. In good condition. Diam. 44 mm.

F. Luthi, Paris, No. 15019, circa 1900. Very fine and rarel8k gold keyless minute repeating watch with independent seconds and 1/4 second "diablotine".

Four-body massive "bassine et filets" polished case. Gold cuvette, engine turned on the edge. White enamel dial with Arabic numerals, outer Arabic minute and independent second rings, subsidiary "foudroyante" dial. Blued steel "spade" hands. Very fine glazed gilt brass 19" double train movement with a differential winding, 43 jewels in gold screwed settings, equilibrated straight line lever escapement, cut bimetallic balance, Breguet balance spring. Repeating on gongs by means of a slide on the band. The independent second and "foudroyante" train released by means of a push piece on the band. Signed on the dial. In very good condition. Diam. 56 mm.

Hi. Grandjean & Co., Locle, No. 34881, circa 1890 Fine and unusual 18K hunting cased keyless watch with independent seconds and 1/5 seconds "diablotine".

Four body massive "demi-bassine et filets" engine turned case with reeded band, a small monogram engraved on an escutcheon "en reserve" on the cover. Gold cuvette. White enamel dial with Roman numerals, outer Arabic chronograph ring, offset subsidiary seconds and " foudroyante" dials. Blued steel "fleur de lys" hands. Glazed nickel plated 20" double-train movement with a differential winding, " a vagues" decorations, 26 jewels, two gold screwed settings, equilibrated straight line le-ver escapement, cut bimetallic balance, Breguet balance spring. the independent second and "diablotine" train released by means of pushpiece on the band. Signed on the dial and the movement. In very good condition. Diam. 56 mm.

Patek Philippe & Cie., Geneve N° 866515, case N° 323858, begun in 1965, completed for the Oman market in 1974. Very fine and important 18K gold and enamel keyless " triple complication" minute repeating, moon phase astronomical dress watch with perpetual calendar, split second chronograph and instantaneous 30 minute recorder.

Three piece massive "variee" polished and satine case, a mosque on the enamel back, finely painted by S. Rohr and dated 1974. Mat silver dial with applied gold indexes, outer Arabic chronograph ring, subsidiary dials for the months, the dates with inner minute register, the days of the week and the seconds with the inner moon phase aperture. Gold "dauphines" hands, blued steel split second chronograph hands. Very fine rhodium plated 16" movement, "fausses cotes" decoration, 40 jewels, equilibrated straight line lever escapement, cut bimetallic balance, Breguet balance spring with a swan neck micrometric index. Repeating on gongs by means of a slide on the band. The chronograph with a visible work, the push piece on the winding crown, the split second push piece on the band. Signed on the dial, the ca-se and the movement. In mint condition. Diam. 51 mm.

S. Smith & Son, Makers to the Admiralty, 9 Strand, London, N° 148-99, bearing the London Hall Marks for 1899-1900. Rare and very important 18K gold hunting cased "triple complication", keyless minute repeating, moon phase astronomical watch with perpetual calendar, split second chronograph and 60 minute progressive recorder.

Four body massive "pomme et bassine" polished case. Gold cuvette. Fine white enamel dial (Willis), with Roman numerals, outer Arabic minute and chronograph rings, subsidiary dial for the days of the week, the 48 months of the leap year cycle, the dates and the seconds with an inner moon phase aperture. Blued steel "pear" hands. Fine gilt brass three quarter plate "highest quality" movement , 38 jewels in screwed settings, English lateral lever escapement, cut bimetallic balance, blued steel balance spring with a terminal curve. Repeating on gongs by means of a slide on the band. The chronograph with a visible work, push pieces on the band. Signed on the dial and the back plate. In very good condition. Diam. 59 mm.

Vacheron & Constantin, Geneve, No. 412698, case no. 15312, for Gubelin, Lucerne, in 1920. Very fine and rare platinum diamond set "bras en fair" keyless dress watch.

Three piece massive "bassine pincde" polished case. Mat silver dial with two Arabic sectors for hours and minutes, a stylized platinum diamond set caravelle. Gold "batons" hands pointing the time on the sectors by means of the depressing push piece on the band. Fine rhodium plated 17"15/12 movement , 18 jewels, straight line lever escapement, cut bimetallic balance adjusted to temperatures and five positions, Breguet ba-lance spring. Signed "Gubelin" on the dial, Vacheron & Constantin on the movement. In very good condition. Diam. 46 mm.

Paul Buhre, Swiss, made for the Russian market, circa 1920. Very fine and rare 18K gold keyless minute repeating watch with Westminster chime.

Four body massive "demi-bassine" polished case. Gold cuvette. Mat gold engine-turned dial with Breguet numerals and subsidiary seconds. Blued steel Breguet hands. Fine gilt brass 19"' movement, 32 jewels, straight line lever escapement, cut bimetallic balance, Breguet balance spring. Repeating on four gongs with four hammers, by means of a slide on the band. Signed on the dial. In very good condition. Diam. 54 mm.

Golay fils & Stahl, Geneve, no. 28766, Tourbillon by Albert Pellaton, made in 1907.

A very fine and important silver and 18k gold case, keyless pocket chronometer with a Tourbillon regulator by Albert Pellaton, Premier Bulletin, awarded the second prize at the Geneva Observatory 1907 contest with 240.4 points of 300 points. Double body "demi-bassine" carrure plate engine turned case with gold rims pendant and bow. Silver glazed cuvette. Polished silver dial engraved with " Empire" numerals and offset subsidiary seconds. Breguet blued steel hands. Very fine nickel plated 20? movement, 15 jewels, two gold screwed settings, spring detent escapement, brass-invar Guillaume balance, blued steel balance spring with a Philippe terminal curve, mounted in a three equidistant polished steel armed minute revolving carriage driven by the minute wheel. Signed on the dial and the movement. In very good condition. Diam. 56 mm.

S. Smith & Son, Makers to the British and Indian Governments, 9 Strand, London, N° 1900-2, bearing the London Hall Marks for 1899-1900. Very rare and important 181K gold hunting cased keyless " grande and petite sonnerie" minute repeating clock watch with a minute tourbillon regulator.

Four body massive "pomme et bassine" polished case. Gold cuvette. Fine white enamel dial (Willis) with Roman numerals and subsidiary seconds. Blued steel "pear" hands. Rare gilt brass 19" three quarter plate double train movement made by Nicole Nielsen, with differential winding, 40 jewels in screwed settings, English lateral lever escapement, cut bimetallic balance, blued steel balance spring with a terminal curve, free sprung. The escapement is set in a three equidistant polished steel armed cage, revolving once per minute, driven by the minute wheel. Striking and repeating on gongs, the repeating mechanism released by means of a slide on the band. "Grande/Petite sonnerie" and Strike/silent selection levers on the bezel. Signed on the dial and the back plate. In very good condition. Diam. 60 mm.

Haas Le Jeune, Geneve, No. 1779, circa 1900. Very fine and historically important 18K hunting cased keyless minute repeating moonphase astronomical watch with perpetual calendar and chronograph of Royal origin, in original Brazilian rosewood fitted case and with certificate.

Four body massive "demi-bassine et filets" polished case, the cover engraved with a monogram below the royal crown. The back with a monogram. Gold cuvette engine turned on the edge. White enamel dial with Roman numerals, outer Arabic minute and chronograph rings, subsidiary dials for the days of the week, the months with leap year cycle, the dates and the seconds with an inner moon phase aperture. Gold "spa-de" hands. Very fine nickel plated 18? movement, "fausses cotes" decoration, 36 jewels, equilibrated straight line lever escapement, cut bimetallic balance, Breguet balance spring. Repeating on gongs by means of a slide on the band. The chronograph with a visible work, the pushpiece on the band. Signed on the cuvette. In very good condition. Diam. 56 mm.

Sidney Better, made for the Northern Goldsmiths Company, Watchmakers to the Lord of the Admiralty, Newcastle-Upon-Tyne, N° 2052, bearing the London Hall Marks for 1902-1903. Extremely rare and important 18K gold hunting cased keyless pocket chronometer with an eccentric minute tourbillon regulator.

Four body massive "pomme et bassine" polished case. Gold cuvette. Fine white enamel dial with Arabic numerals and subsidiary seconds. Blued steel "pear" hands. Glazed very fine gilt brass three quarter plate movement, 15 jewels, one screwed setting, straight line lever escapement, cut bimetallic balance, blued steel balance spring with a terminal curve, free sprung. The escapement is set in an offset position in the three polished steel armed cage of the one minute revolving tourbillon, driven by the center wheel. Such a position of the escapement in the cage of the tourbillon is highly unusual, it was calculated to equilibrate the weight of the escapement. Signed on the dial and the back plate. In very good condition. Diam. 56 mm.

S. Smith & Son , Watchmaker to the Admiralty, 9 Strand, London, N° 239, bearing the London Hall Marks for 1882-83. Rare and important 18K gold keyless pocket chronometer with a chronometer escapement and a 60 minute karrusel regulator.

Three body massive "pomme et bassine" polished ca-se. Gold cuvette. White enamel dial with Roman numerals and subsidiary seconds. Blued steel "spade" hands. Gilt brass three quarter plate 21? movement with a going barrel, 17 jewels in screwed settings, Spring de-tent escapement, cut bimetallic balance with gold poi-sing screws, blued steel balance spring with a terminal curve, free sprung. The escapement is set on a sixty minute revolving carriage driven by the contrate wheel. Signed on the dial and the back plate. In very good condition. Diam. 57 mm.

A. Lange & Sohne, Glashütte & Dresden, N° 45140, Circa 1906. Very fine and rare 18K gold hunting cased keyless pocket chronometer with a 60 minute Karrusel regulator.

Four body massive "bassine et filets" polished case with inset hinges. Gold cuvette. White enamel three piece dial with Arabic numeral and subsidiary seconds. Gold Louis XV hands. Very fine gilt brass 19-, 1 b quality, three quarter plate movement, 15 jewels, gold lateral le-ver escapement, cut bimetallic balance, Breguet balance spring with a swan neck micrometric index. The escapement is set on a 60 minute revolving carriage driven by the central wheel. Signed on the dial and the movement. In very good condition. Diam. 55 mm.

Patek Philippe & Cie., Geneve, N° 931089, case N° 668671, Ref. 725-2, circa 1960. Very fine 18K gold keyless moon phase astronomical dress watch with a perpetual calendar.

Three piece massive "gouge, carrure plate" polished and satine case. Mat silver dial with applied gold Arabic numerals and dots, subsidiary dials for the days of the week, the months with the leap year cycle, the dates and the seconds with an inner moon phase aperture. Gold " feuilles" hands. Very fine rhodium plated 16"movement bearing the Geneva quality mark, "fausses cotes" decoration, 18 jewels, straight line lever escapement, cut bimetallic balance adjusted for heat and cold isochronism and five positions, Breguet balance spring with a swan neck micrometric index. signed on the dial and the movement. In very good condition. Diam. 46 mm.

Patek Philippe & Cie. Geneve, N° 80060, case N° 80060 , circa 1887. Very fine 18K pink gold minute repeating keyless moon phase astronomical watch with a perpetual calendar.

Four body massive "grande gouge" polished case. Gold cuvette. White enamel dial with Arabic numerals, subsidiary dials for the days of the week, the months, the seconds with inner red calendar ring, aperture for the moon phase volvelle its age on the border. Blued steel "spade" hands. Fine nickel plated 19" movement, "fausses cotes" decoration, 31 jewels, equilibrated straight line lever escapement, cut bimetallic balance, Breguet balance spring. Repeating on gongs by means of a slide on the band. Signed on the dial and the cuvette. In very good condition. Diam. 56 mm.

Patek Philippe & Cie, Geneve, No. 869459, case No. 2700411, Ref. 2499, circa 1968, produced in 349 examples between 1950 and 1985, third serie with round buttons and crystal glass circa 1960 to 1978. From 1978, becomes 2499/100 with sapphire crystal. Fine, astronomic, 18ct gold, gentleman's wristwatch, with round button chronograph, register and tachometer, with perpetual calender and moon phases, and 18ct gold Patek Philippe bracelet.

C. massive, polished, concave bezel. D. mat silver, with applied gold indexes + auxiliary seconds and 30 minutes register dials, graduation for the days of the month, apertures for the days of the week, the months and the lunations. "Dauphine", gold hands. M. 13-, rhodiumed, " fausses-cotes" decoration, 23 jewels, lever escapement, monometallic balance adjusted to 8 positions, selfcompensating Breguet balance-spring, micrometer regulator. Dial, case and movement signed. In excellent condition. Diam. 38 mm.

Breguet, Tourbillon No. 10 Brevet du 7 Messidor, An IX (1800), Ref. 849A, 1988. Extremely fine and rare, skeletonized, 18ct gold, gentleman's wristwatch, with one minute tourbillon escapement.

C. massive, polished, gadrooned band, sapphire crystal back, D. guilloche silver and black offset ring dial, 20 seconds sector dial with Roman numerals, visible cage with 3 equidistant polished steel arms. "Breguet", blued steel hands. M. Cal.558, engraved gilt brass, 21 jewels, lever escapement, monometallic balance adjusted to 6 positions, self-compensating Breguet balance-spring. Dial, case and movement signed. In mint condition. Diam. 36 mm.

Patek Philippe & Cie, Geneve, No. 752963, Ref. 3969, present serie of 500 pieces only, produced expressely for the 150th Anniversary of Patek Philippe in April 1989, 450 examples in pink gold and 50 in platinum. Extremely fine and rare, tonneau shaped, jumping-hour, platinum, gentleman's wristwatch, with fitted box and certificate.

C. massive, polished, dedicated back. D. mat silver, with Arabic numerals, aperture for the jumping-hours. "Breguet", blued steel hands. M. 215H G, Geneva Quality Hall Mark, rhodiumed, "fausses-cotes" decoration, 18 jewels, lever escapement, Giromax balance adjusted to heat, cold isochronism and 5 positions, self-compensating Breguet balance-spring. Dial, case and movement signed. In mint condition. Dim. 28x29 mm. Estimate: SFr. * * *