Rolex, Chronograph Pre-Daytona, Ref. 6238, n° 122xxxx, around 1965

A rare & very fine stainless steel 3-registers chronograph, permanent seconds, 30 mn & 12h counters. Sunburst silver dial,
applied indexes, outer minute track and tachometer scale. Screw-back & crown, manual winding movement caliber 72 B.
Riveted elastic Oyster band with deployant buckle.

Diam 36 mm