Rolex. A very fine and rare stainless steel chronograph wristwatch with silvered dial Signed Rolex, chronograph, ref. 6238, case no. 974’174, circa 1963 Movement: cal. 72B, manual, 17 jewels, signed Dial: signed Case: screw back, inside case back stamped 6238, 36 mm. diam., signed With: Rolex leather wallet and service division box