Rolex, Rare Ref. 6263, Stainless Steel Oyster Cosmograph, Sigma Panda Dial, Circa 1973 Case: 37mm, stainless steel three body case with screw down caseback and chronograph pushers, black tachymetre bezel graduated to 200 units, No. 3972287 Dial: black matte dial with applied 18k WG baton hour markers, Luminous dots, silver guilloche subsidiary dials for seconds, minute counter and hour counter. Movement: Rolex signed Valjoux Cal. 722, nickel plated, Swiss lever, lateral clutch column wheel chronograph, adjusted to 3 positions. Band: stainless steel Rolex Oyster #78350, Endlink: #557, 13 links. Signed: Rolex on dial, case, movement, bracelet This timepiece is fresh to market, and has been consigned by the original owner