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ROLEX REF. 6263 BIG RED DAYTONA STEEL Rolex, "Oyster Cosmograph Daytona," case No. 6109414, Ref. 6263. Made in the 1980s. Fine and rare, water-resistant, stainless steel wristwatch with anti-reflective black bezel, round button chronograph, registers, tachometer and a stainless steel Rolex Oyster bracelet Ref. 78350. Accompanied by a pouch. Three-body, polished and brushed, screwed-down case back, buttons and Triplock crown, tachometer graduation on the bezel to 200 units per hour. Bicolor black and silver with applied faceted steel baton indexes and luminous dots, outer 1/5th seconds track, subsidiary 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 adjusted to 3 positions, shock absorber, self-compensating free-sprung Breguet balance spring, Microstella regulating screws.