Important Collectors' Wristwatches, P...

New York, Dec 09, 2009

LOT 371

Rolex Ref. 6263 Cosmograph Rolex, "Oyster Cosmograph," case No. 3601994, Ref. 6263/6265 Made in 1973. Very fine, water-resistant, stainless steel wristwatch with round-button chronograph, registers, tachometer and a stainless steel Oyster bracelet.

C. Three-body, polished and brushed, screwed-down case back, buttons and crown, Triplock winding crown, tachometer graduation on the acrylic bezel to 200 units per hour. D. Bi-colored, black and silver with white gold baton indexes and luminous dots, subsidiary guilloché dials for the seconds, the 12-hour and 30-minute registers, outer minute/seconds division. Luminous steel baton hands. M. Cal. 727, rhodium-plated, 17 jewels, straight line lever escapement, monometallic balance adjusted to three positions, shock absorber, self-compensating flat balance spring, Micro-stella regulating screws. Dial, case and movement signed. Diam. 37 mm. Thickness 13.5 mm.