Thomas Engel, Haldenhof Aesch/Luzern, Swiss, No. X, Tourbillon Garde Temps, completed in July 1983. Very fine 18K gold and enamel, keyless pocket lever chronometer with one minute tourbillon regulator, Watch Rate Certificate No. 22563, from the Controle Officiel Suisse des Chronometres, La Chaux-de- Fonds, delivered on April 6, 1983, with mention: "Especially good results", in original mahogany fitted box with certificate No. 39 and Watch Rate Certificate.

C. Three piece, massive, "bassine et filets" with engraved band, light grey flinques crewed back. D. Silver engine-turned with Roman numerals on a small polished chapter ring, outer Arabic minute ring on border of the bezel, offset subsidiary seconds and half moon 48 hour Up-and-Down scale above the hour chapter ring. Blued steel Breguet hands. M. Glazed 22 "' , rhodium plated, "fausses cotes" decoration, 15 jewels in gold settings, lateral lever escapement, two-arm compensation balance with gold timing screws, free sprung Breguet balance spring. One minute revolving tourbillon carriage with three equidistant polished steel arms. Signed on the dial and movement. Diam. 56,5 mm.

Spencer and Perkins London, circa 1780. Fine and rare gilt brass sharkskin covered watch form pedometer designed for horse riders.

C. Gilt brass covered in green sharkskin with suspension bow. D. White enamel, arabic numerals, main dial for paces, subsidiary dials for 1 and 12 miles, blued steel hands. M. Four wheel, plated, extended arm attached through a chain to a fork meshing with a pinion. At each step the pinion turns by an amount limited by the fork, which movement is transmitted to the train which serves simply to count the wearer's steps and convert them into paces and miles. Signed on the dial. Diam. 56 mm.

Swiss, circa 1780. Fine and rare silver pedometer.

C. Double body, Louis XV, polished D. White enamel with Arabic three concentric scales, respectively calibrated for 1 to 6, 1 to 100 and 1 to 360 miles. Gilt brass Louis XV hands. M. Hinged gilt brass full plate with square baluster pillars and three pull cord operated superimposed click works. Diam. 51 mm.

Ch. Oudin, Horloger de la Marine, Palais Royal 52, Paris, circa 1840-50. Interesting and rare silver and 18K gold pocket pedometer.

C. Three piece with silver band, milled gold rims and gold bow, glazed back. D. white enamel with Arabic numerals. Gilt brass hand. M. steel, with oscillating weight pivoted on the edge of the plate, release by folding the bow. Signed on the dial. Diam. 43 mm.

Rolex, Oyster Perpetual, Superlative Chronometer Officially Certified, Cosmograph "Daytona", Ref. 16520, second series of the present production. Fine self-winding, water-resistant down to 100 meters, stainless steel gentleman's wristwatch, with round button chronograph, register and tachometer, 50 hours power reserve, stainless steel Oyster bracelet and Rolex deployant clasp.

C. three body, bi-colour, polished, satine, screwed case back, buttons and Triplock crown, tachometer graduation on the bezel to 400 units per hour, sapphire crystal. D. bicolour black and white with tritium-coated steel indexes. + auxiliary dials for the seconds, the 12 hours and 30 minutes registers. "Baton " tritium-coated steel hands. M. 13"'-Cal. 4030 rhodium plated, 31 jewels, lever escapement, Superbalance balance adjusted to 6 positions, shockabsorber, self compensating Breguet balance-spring, micrometer regulator. Dial, case and movement signed. Diam. 39 mm.

Rolex, Oyster Perpetual, Superlative Chronometer Officially Certified Cosmograph "Daytona", Ref. 16528, second series of the present production. Fine self-winding, water-resistant to 100 meters, 18K yellow gold gentleman's wristwatch, with round button chronograph, register and tachometer, and 50 hours power reserve, 18K yellow gold Oyster bracelet and deployant clasp and fitted box.

C. three body, massive, polished, satine, screwed case back, buttons and Triplock crown, tachometer graduation on the bezel to 400 units per hour, sapphire crystal. D. bicolour white and gold with tritium gold indexes, auxiliary "guilloche" ring dials for the seconds, the 12 hours and 30 minutes registers. "Baton " tritium gold hands. M. 13"' -Cal. 4030 rhodium plated, 31 jewels, lever escapement, Superbalance balance adjusted to 6 positions, shockabsorber, self-compensating Breguet balance-spring, micrometer regulator. Dial, case and movement signed. Diam. 39 mm.

Rolex, Oyster Perpetual, Date, "Submariner", Superlative Chronometer Officially Certified, Ref. 1680, 1970's. Fine, center second, self winding, water-resistant down to 200 meters/660 ft, 18K yellow gold gentleman's wristwatch with date.

C. three body, massive, polished, satine, screwed case back, revolving graduated bezel for the decompression times, "Triplock" winding-crown. D. blue with applied gold tritium-coated indexes, "Cyclope " aperture for the date. "Skeleton" tritiumcoated hands. M. 12 '/2"', rhodium plated, lever escapement, Superbalance balance adjusted to 6 positions, self-compensating Breguet balance-spring. Dial, case and movement signed. Diam. 39 mm.

Rolex, Oyster Perpetual, "Datejust", Superlative Chronometer Officially Certified, Ref. 16018, 1980's. Fine water-resistant, tonneau shaped, centre second, selfwinding, 18K yellow gold gentleman's wristwatch with date, leather strap and 18K yellow gold Rolex buckle.

C. three-body, massive, polished, satine, screw back and crown, reeded bezel, sapphire crystal. D. dark blue with applied gold indexes, "Cyclope" aperture for the date. "Baton" gold hands. M. 12 1/2"' rhodium plated, 26 jewels, lever escapement, monometallic balance, self-compensating Breguet balance-spring. Dial, case and movement signed. Diam. 36 mm.

Rolex Oyster Perpetual, "Datejust", Superlative Chronometer Officially Certified, Ref. 16018, 1980's. Fine water-resistant, tonneau shaped, centre second, self-winding, 18K yellow gold gentleman' s wristwatch with date, leather strap and 18K yellow gold Rolex buckle.

C. three body, massive, polished, satine, screw back and crown, reeded bezel, sapphire crystal. D. "guilloche " black with applied gold indexes, "Cyclope " aperture for the date. "Baton " gold hands. M. 12 1 /2 "' rhodium plated, 26 jewels, lever escapement, monometallic balance, selfcompensating Breguet balance-spring. Dial, case and movement signed. Diam. 36 mm.

Swiss or French Franche Comte, 19th century.

Fine steel machine Vienot type, to cut columns and "U" of cylinder escape wheels, standing o a wooden base. Dim. 40 x 14 cm.

Paul Gamier, Horloger, 6 & 16 rue Taitbout, Paris, No. 6894, made for the Paris - Lyon - Mediterranee, railway company, circa 1860. Very fine silver hunting cased decimal Tachometer Systeme E. Marie, with decimal minute recorter, in original fitted box.

C. Four body, massive, "forme quatre baguettes", polished, the cover engraved: "P. L. M. Exploitation ", the tachometer table engraved inside the cover calculated for one kilometer. Hinged silver cuvette. D. White enamel with radial Arabic numerals and 10 x 10 divisions. Blued steel hands. M. 22 "' gilt brass, 2/3 plate with going barrel, cylinder escapement, plain brass three-arm balance, flat balance spring with regulator. Tachometer bolt and reset slide in the band. Signed on the dial and cuvette. Diam. 58 mm.

Paul Gamier, Horloger, 6 & 16 rue Taitbout, Paris, No. 6802, made for the Paris - Lyon - Mediterranee, railway company, circa 1860. Very fine silver hunting cased decimal Tachometer No. 41, Systeme E. Marie, with decimal minute recorter.

C. Four body, massive, "forme quatre baguettes ", polished, the back engraved: "P. L. M. No. 41", the tachometer table engraved inside the cover calculated for one kilometer. Hinged silver cuvette. D. White enamel with radial Arabic numerals and 10 x 10 divisions. Blued steel hands. M. 22 "' silvered brass, 2/3 plate with going barrel, cylinder escapement, plain brass three-arm balance, flat balance spring with regulator. Tachometer bolt and reset slide in the band. Signed on the dial and cuvette. Diam. 58 mm.

Antoine Schilling, La Chaux-de-Fonds, Swiss, No. 1914, circa 1875. Fine and very unusual silver dual-time centre-seconds watch with decorated dial and double movement.

C. Three body, massive, "bassine et filets", the back engraved with a blank escutcheon and foliage decoration. Hinged silver cuvette with engine-turned border. D. White enamel with painted floral decoration, centre-seconds and two small symmetrical dials for two time zones, the first with Roman numerals for hours from "I to XII", the second one with Arabic numerals from "13 to 24. Blued-steel "spade" hands. M. 24"', gilt brass, inset with a white enamel cartouche painted with a red cross, half plate calibre, the two complete trains with going barrels, 25 jewels, the first one, driving centre-seconds, with cylinder escapement, plain gold three-arm balance, flat balance spring with regulator, the second one with counterpoised straight line lever escapement, plain gold three-arm balance, flat balance spring with regulator. Diam. 60 mm.

Rolex, Quartz, N° 323, Ref. J 5100, 1970's. Fine, 18K yellow gold gentleman's wristwatch with date, 18K yellow gold integrated linked bracelet and 18K pink gold Rolex deployant clasp.

C. three body, massive, polished, satin*, reeded bezel, hooded lugs. D. champagne with applied gold indexes, "Cyclope" aperture for the date. "Baton " gold hands. M. with quartz standardization, resisting to a magnetic field of 1000 Oersted. Dial, case and movement signed. Dim. 38 x 40 mm.

Rolex, Oyster Perpetual, "Day Date", Superlative Chronometer Officially Certified, Ref. 18000, 1980's. Very fine, water-resistant, tonneau shaped, centre second, self-winding, 18K white gold gentleman's wristwatch with 18K satiate and "guilloche " white gold President bracelet and deployant clasp.

C. three body, massive, satine, screwed case back and crown, "guilloche " bezel, "Cyclope " crystal. D. satine silver with applied white gold and tritium indexes, apertures for the days of the week and the date. "Baton " white gold hands. M. 12 3/4 "' rhodium plated, "fausses cotes" decoration, 27 jewels, lever escapement, shock-absorber, self-compensating flat balance-spring. Dial, case and movement signed. Diam. 36 mm.

Rolex, Oyster Perpetual, "Day Date", Ref. 19049, 1990's. Very fine, tonneau shaped, water-resistant, centre second, self-winding, 18K white gold and diamonds gentleman's wristwatch with 18K white gold President bracelet and deployant clasp, with fitted box.

C. three body, massive, polished, satine, screwed case back, bezel set with diamonds. D. matted silver entirely paved with diamonds with diamondset indexes, apertures for the days of the week and the date. "Baton " white gold hands. M. mechanical with automatic winding. Dial, case and movement signed. Diam. 36 mm.

Rolex, Oyster Perpetual "Datejust", sold on 6 May 1993. Fine and rare, tonneau-shaped, centre second, selfwinding, water-resistant, platinum and diamonds lady's wristwatch with platinum Jubile bracelet and deployant clasp, fitted box, a Rolex note-book and certificate.

C. three body, massive, polished, satin*, screwed case back, bezel set with diamonds. D. pave-set with diamonds and sapphire indexes, "Cyclope " aperture for the date. "Baton" platinum hands. M. 2135, rhodium plated, 26 jewels, lever escapement, monometallic balance, self-compensating Breguet balance-spring. Dial, case and movement signed. Diam. 31 mm.

Rolex, "Cellini", Ref. 4616, 1970's. Fine, extra-flat, 18K white and yellow gold and diamonds gentleman's wristwatch with 18K "guilloche" yellow gold integrated bracelet.

C. massive, polished, lobed white gold band, bezel set with 36 round diamonds, hooded lugs. D. blue with applied white gold and diamond set indexes. "Baton" white gold hands. M. 9"' rhodium plated, 19 jewels, lever escapement, monometallic balance, antishock system, self-compensating flat balance-spring. Dial, case and movement signed. Diam. 32 mm.

France, Montre Barometre, Breve-tee S.G.D.G., No. 1443, circa 1900. Fine and unusual nickel plated keyless barometer watch, in silver and Morocco fitted travelling box, engraved: Fugit Hora Sed Fugit Hi ems.

C. Double body, " bassine et filets " , polished, the border of the back engraved: ler Janvier 1900. D. White enamel with Roman numerals, outer silvered engraved barometer ring. Blued steel "spade" hands. M. 18 "' , gilt brass, 15 jewels, straight line lever escapement, bimetallic balance, Breguet balance spring. Aneroid barometer mechanism fixed above the back of the movement. Diam. 70 mm.

Gurzelen, Chronoscope, Brevet& S.G.D.G., circa 1880. Fine and unusual silver patented keyless watch with minutes and hours recorders.

C. Four body, massive with decorated band, the engine-turned back centred with a framed blank escutcheon. Hinged silver cuvette with engine-turned border. D. White enamel with Roman numerals and sunk subsidiary dials for seconds and the minutes and hours registers. Blued "spade " hands. M. 18"' , nickel plated, "fusses cotes " decoration, 18 jewels, counterpoised straight line lever escapement, cut bimetallic balance, Breguet balance spring. Hours and minutes recorders with button on the band to reset hands to zero. Signed on the dial, Trade Mark on the movement. Diam. 52 mm.