Important Collectors’ Wristwatches, P...

Geneva, Nov 16, 2008

LOT 690

Stainless Steel, Ref. 6238/6239 Rolex, ?Cosmograph?, case No. 1226337, Ref. 6238/6239. Made in 1965. Very fine and rare, water-resistant, stainless steel wristwatch with round-button chronograph, registers, tachometer, steel bezel graduated to 300UPH and a stainless steel Rolex Oyster bracelet.

C. Three-body, polished and brushed, screwed-down case back and crown, tachometer graduation on the bezel to 300 units per hour, concave lugs. D. Two-tone, satiné silver and black, applied baton steel indexes and luminous dots, outer minute track with fifth of a second divisions, black subsidiary dials for the seconds, the 12-hour and 30-minute registers. Luminous steel baton hands. M. Cal. 72B, rhodium-plated, fausses cotes decoration, 17 jewels, straight-line lever escapement, monometallic balance, shock absorber, self-compensating Breguet balance spring adjusted to three positions, Microstella regulating screws. Dial, case and movement signed. Diam. 36 mm Thickness 14 mm. Approx. overall length 160 mm.