A stainless steel chronograph wristwatch with registers and bracelet, Rolex, Oyster Cosmograph, Daytona, ref. 6263 circa 1980

nickel lever movement, 17 jewels, mono-metallic compensation balance, adjusted to 3 positions, silvered dial, applied baton numerals, 3 black subsidiary dials indicating constant seconds, 12-hours and 30-minutes registers, Oyster case, screw-down crown and pushers, black bezel calibrated for units per hour, case, dial and movement signed, with a stainless steel Rolex Oyster bracelet and deployant clasp.

Accompanied by a Rolex presentation case.