OMEGA CHRONOGRAPH 33.3 CIRCA 1940 Wristwatch with steel chronograph on leather. Case: steel, press-bottom, olive push-buttons, fluted crown. Dial: silvered and patinated, two counters, blue concentric tachometric scale, external railway minute track graduated to 1/5th. Movement: mechanical, cal. 33.3 CHRO, N° 9'387'728. Strap: leather with attached pin buckle. Dial, case and movement signed. Numbered 9'977'904. Diameter: 37 mm. Condition report on request Condition report on request