Rolex Cosmograph Daytona 6239 from 1961 to 1976

Very fine, water-resistant, stainless steel gentleman’s wristwatch with round button chronograph, registers, steel bezel with tachometer 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 200 units per hour. D. bicolor, matte silver and black with applied steel tritiumcoated indexes, auxiliary dials for the seconds, the 12-hour and 30-minute registers. “Baton” tritium-coated steel hands.
M. Cal. 727, thodium=plated, 17 jewels, straight line lever escapement, monometallic balance adjusted to 3 positions, shock-Dial, case, and movement signed. Diameter 37 mm.
Approx, overall length 190 mm.