ROLEX Ref. 6265/6263

ROLEX REF 6265 COSMOGRAPH DAYTONA BLACK DIAL STEEL Rolex, "Oyster Cosmograph, Daytona", case No. 6043984, Ref. 6265/6263. Made circa 1979. Fine and rare, water-resistant, stainless steel wristwatch with steel bezel, round button chronograph, registers, tachometer and a stainless steel Rolex Oyster bracelet Ref. 78350. Three-body, polished and brushed, screwed-down case back, buttons and Triplock winding crown, tachometer graduation on the bezel to 200 units per hour. Bicolor black and silver with applied steel baton indexes and luminous dots, outer 1/5th seconds track, subsidiary guilloché dials for the seconds, the 12-hour and 30-minute registers. Luminous steel baton hands. Cal. 727, rhodium-plated, 17 jewels, straight-line lever escapement, monometallic balance with Microstella regulating screws, adjusted to 3 positions, shock absorber, self-compensating Breguet balance spring. Notes Dial, case and movement signed. DIAM. 37 mm. THICKNESS 13 mm. Approx. overall length 175 mm.