OMEGA SEAMASTER CHRONO DIVER 300M. 1990S Diver's wristwatch with chronograph in steel. Case: steel, screw-down push-buttons and case-back, helium valve at 10 o'clock, graduated unidirectional rotating bezel for diving times. Dial: Blue with wave motif, luminous hour markers and hand tips, graduated minute track on the flange, three counters and date window. Movement: self-winding, cal. 7750 base, chronometer-certified. Strap: steel, folding clasp, signed Omega. Dial and case signed. Numbered 48'617'975. Diameter: 42 mm. Condition report on request Condition report on request