ROLEX DAYTONA. REF. 6239 PRODUCED AROUND 1965 Wristwatch with chronograph in steel on leather CASE: round, screw-down crown and back, pump push-buttons. Bezel graduated to 200 units (Mark III, later). DIAL: black, "T swiss T", silver lettering, applied baton hour markers, raised dots (one missing), three silvered counters, service hands. First generation tritium dial. MOVEMENT: mechanical, column-wheel, Valjoux 72B, two-line bridge. STRAP: leather with attached pin buckle. Dial, case and movement signed. Numbered 1.196.039. DIAM. 36 mm. PROVENANCE: acquired by descent from the first owner. CONDITION REPORT ON REQUEST CONDITION REPORT ON REQUEST A stainless steel manual winding "Daytona" wristwatch by Rolex from the 1960's.