Henry Kahn & Co., San Francisco, French, circa 1900. Fine gun-metal, keyless watch with barometer.

C. Three body, massive, bassine et filets", plain with knurled revolving bezel. D. White enamel with Roman numerals, outer barometer scale with bevelled ring revolving with the bezel. Gilt brass "spade" hands. M. 19-, gilt brass, cylinder escapement, plain brass three-arm balance, flat balance spring. Gilt brass framed metallic barometer, fixed on the back of the movement. Signed on the movement. In very good condition Diam. 55 mm.

Not signed, Swiss, circa 1900. Fine and rare, gun-metal, double face, keyless watch with triple calendar.

C. Three body "demi-bassine", plain, the back centred with a small circular calendar aperture. D. White enamel on the front face with Roman numerals and subsidiary seconds. Blued steel "spade" hands. Small gilt brass on the back plate with apertures for the days of the week, the dates and the months. M. 18-, gilt brass, three quarter plate, 15 jewels, straight line lever escapement, cut bimetallic balance, Breguet balance spring. In very good condition. Diam. 53 mm.

R. Ortega, Swiss, circa 1890. Fine and unusual 18 ct. gold, keyless, double face gun-man watch with special 30 seconds chronograph.

C. Three piece, massive, "bassine et filets" with reeded band, glazed on both faces. D. White enamel on the front with Roman numerals, outer Arabic minute ring and sunk subsidiary seconds. Blued steel "spade" hands. White enamel on the reverse with 30 seconds register and outer scale of 10 sections of 20 divisions each. Counterpoised blued steel centre hand. M. 18-, nickel plated, "à vagues" decoration, lateral lever escapement, bimetallic balance, flat balance spring. Chronograph released by depressing the winding crown. Signed on the dial. In very good condition. Diam. 50 mm.

Girard Perregaux, Chaux-de-Fonds, Swiss, circa 1910. Fine gun metal, keyless watch with chronograph and instantaneous 30 minute recorder.

C. Three body, "demi-bassine", plain. Gun metal cuvette with gold medals awarded in different exhibitions. D. White enamel with Arabic numerals, outer Arabic minute and chronograph ring, sunk subsidiary seconds and minute register. Blued steel Breguet hands. M. 18-, gilt brass, three quarter plate, 15 jewels, straight fine lever escapement, cut bimetallic balance, Breguet balance spring. Chronograph with visible work, the button on the winding crown. Signed on the dial and cuvette. In very good condition. Diam. 53 mm.

(L. & E. Fallet Fils, Saint-Imier), Brevet No. 34394, Swiss, circa 1906. Fine gun-metal keyless watch with patented one minute tourbillon regulator.

C. Three body "demi-bassine", plain. Gun-metal cuvette. D. White enamel with Roman numerals and subsidiary seconds. Gilt brass paste-set hands. M. 18-, nickel plated the straight line lever escapement with cut bimetallic balance and Breguet balance spring is set on a one minute revolving carriage. Diam. 53 mm. In very good condition.

Not signed, Swiss, patented Système A. Kaiser, circa 1890. Fine silver, keyless watch with digital jumping hours and minutes.

C. Four body, "bassine et filets", the engine-turned back with an engraved monogram in an escutcheon with outer foliage decoration. Silver cuvette engineturned on the border. D. White enamel with apertures for hours and minutes and subsidiary seconds. M. 18"', gilt brass, 15 jewels, counterpoised straight line escapement, cut bimetallic balance, Breguet balance spring. Kaiser Système, patented inscription on the dial and movement. In very good condition. Diam. 51 mm.

Hora Universa, Swiss, circa 1900. Fine nickel plated, keyless double face world time watch.

C. Three body, "bassine et filets", polished, glazed on both sides. D. White enamel on the front face, with Roman numerals, outer Arabic minute ring and sunk subsidiary seconds. Blued steel "spade" hands. White enamel on the rear face, the small central revolving disc with twelve day time hours and twelve night time ones, adjusted by means of a knurled button in the band, indicates the time in 100 cities of the word, for 24 meridians and the main Transsiberian stations. M. 18"', gilt brass, 15 jewels, straight line escapement, cut bimetallic balance, Breguet balance spring. Signed on the dial. In very good condition. Diam. 55 mm.

Mystérieuse, Swiss, Breveté S.G.D.G., circa 1890. Rare and fine silver, early keyless mysterious watch.

C. Three body, "bassine et filets", polished, glazed on both faces. D. Eccentric glass with Roman numerals and outer Arabic minute ring. Gilt brass "spade" hands. M. Gilt brass, croissant shaped, 10 jewels, cylinder escapement, plain brass three arm balance, flat balance spring. Signed on the dial plate. In very good condition. Diam. 54 mm.

Ulysse Nardin, Locle et Genève, No. 200762, circa 1930. Very fine nickel plated, keyless watch with split seconds chronograph and 30 minute instantaneous recorder.

C. Three body, "demi-bassine", polished. Hinged nickel plated cuvette. D. Mat silver with Roman numerals, outer Arabic minute and chronograph ring, subsidiary seconds and minute register. Gold "spade" hands. M. 19"', nickel plated, 22 jewels, straight line lever escapement, cut bimetallic balance, Breguet balance spring. Split seconds chronograph with visible work, button on the winding crown and push piece in the band. Signed on the dial, case and movement. In very good condition. Diam. 54 mm.

Paul Ditisheim - "Sovil", Swiss, No. 716400, circa 1930. Very fine nickel plated, keyless watch with chronograph and 30 minute instantaneous recorder.

C. Three piece "demi-bassine", polished. D. Mat silver with Breguet numerals, outer Arabic minute and chronograph ring, subsidiary seconds and minute register. Blued steel Breguet hands. M. 16"', nickel plated, 19? jewels, straight line lever escapement, monometallic balance with screws, self compensating Breguet balance spring. Chronograph with visible work and button on the winding crown. Signed on the dial, case and movement. In very good condition. Diam. 52 mm.

Movado, 1930's. Fine and rare, tonneau curved, platinum gentleman's wristwatch.

C. massive, polished, hinged dedicated back, engraved band. D. mat silver with applied gold Breguet numerals +auxiliary seconds dial. "Lozenge" gold hands. M. 9"' rhodiumed, 17 jewels, lever escapement, cut bimetallic balance adjusted to temperatures, Breguet balance-spring. Dial, case and movement signed. In good condition. Dim. 23 x 42 mm.

Movado "Polyplan" chronometer, 1930's. Very fine tonneau shaped curved, 18ct gold gentleman's wristwatch with gold bracelet.

C. massive, polished, hinged back. D. mat silver with painted radial Arabic numerals + auxiliary seconds dial. " Moderne" blued steel hands. M. 6 3/4"' tonneau with three inclined planes, rhodiumed, "oeil-de-perdrix" decoration, 15 jewels, lever escapement, cut bimetallic balance, Breguet balance-spring. Numbered on the case and the movement. Condition: Dim. 19 x 45 mm.

Movado "Chronomètre", 1930's. Fine and rare, tonneau curved, 18 et white and yellow gold gentleman's wristwatch.

C. massive, polished, bicolour, hinged dedicated back, yellow gold bezel and lugs. D. mat silver with radiumed Arabic numerals + auxiliary seconds dial. "Skeleton" blued steel hands. M. 9"' rhodiumed, 15 jewels, lever escapement, cut bimetallic balance adjusted to 4 positions, Breguet balance-spring. Dial, case and movement signed. In good condition. Dim. 23 x 42 mm.

Movado "Non-Magnetic", 1940's. Fine and unusual center second, stainless steel gentleman's wristwatch with square button chronograph and register.

C. polished, satined, revolving reeded bezel graduated in 12 hours. D. mat silver with applied gold Breguet numerals + auxiliary seconds and 60 minutes register dials. "Bâton" blued steel hands. M. 12"' rhodiumed, 17 jewels, lever escapement, monometallic balance, self-compensating Breguet balance-spring. Dial, case and movement signed. In good condition. Diam. 32 mm.

Movado, 1940's. Fine square, 18ct gold gentleman's wristwatch.

C. massive, polished, concave lugs. D. black with painted Roman numerals and indexes + auxiliary seconds dial. "Bâton" gold hands. M. 10"' rhodiumed, 15 jewels, lever escapement, monometallic balance adjusted to 4 positions, selfcompensating Breguet balance-spring. Dial, case and movement signed. In very good condition. Dim. 24 x 24 mm.

Movado, 1950's. Very fine small, astronomic stainless steel gentleman's wristwatch with triple date and moon phases

C. polished, screwed back, waterproof, dust protecting cap, lapidated lugs. D. two-tone silver with applied gold indexes and Arabic numerals + auxiliary seconds dial, outer graduation for the days of the month, apertures for the days of the week, the months and the lunations. "Alpha" gold hands. M. 10"' rhodiumed, 15 jewels, lever escapement, monometallic balance, self-compensating Breguet balance-spring.Dial, case and movement signed. In very good condition. Diam. 30 mm.

Mido, 1920's. "Art Déco", square, 18ct gold gentleman's wristwatch.

C. massive, polished, hinged back, engraved bezel and band decorated with black enamel on the sides. D. champagne with painted Arabic numerals + auxiliary seconds dial. "Feuille" gold hands. M. 10"' rhodiumed, 15 jewels, lever escapement, cut bimetallic balance adjusted to 3 positions, flat balance-spring. Dial, case and movement signed. In good condition. Dim. 25 x 33 mm.

Longines, 1920's. Large, rectangular curved, "Art Déco", gilt metal gentleman's wristwatch.

C. polished, engraved hinged bezel and band. D. mat silver with painted Arabic numerals + auxiliary seconds dial. "Moderne" blued steel hands. M. 10"' rhodiumed, "fausses côtes" decoration, 15 jewels, lever escapement, cut bimetallic balance, flat balance-spring. Dial and movement signed, numbered on the case. In very good condition. Dim. 26 x 43 mm.

E. Gübelin Lucerne, 1930's. Very fine and rare rectangular, jumping-hour, 18ct gold gentleman's wristwatch.

C. massive, polished, satined. D. champagne with painted Arabic numerals for the minutes and the seconds, aperture for the jumping-hours. M. 10"' Geneva Quality Hall Mark, tonneau, rhodiumed, "fausses côtes" decoration, 18 jewels, lever escapement, cut bimetallic balance, Breguet balance-spring. Dial, case and movement signed. In good condition. Dim. 23 x 36 mm.

Boucheron Paris, 1930's. Very fine and rare rectangular, "Art Déco", 18ct white gold gentleman's wristwatch.

C. massive, polished, mobile stepped lugs. D.satined silver with painted Arabic numerals. "Breguet" blued steel hands. M. 8"' rhodiumed, "fausses côtes" decoration, 18 jewels, lever escapement, cut bimetallic balance, Breguet balance-spring. Signed on the dial, numbered on the case. In very good condition. Dim. 22 x 45 mm.