Omega Seamaster automatic watch circa 1960s with a marked steel clasp, dial, crown and back. movement cal 568, 25385Approx case width 35 mm, 16 cm bracelet length. Engraved to the case back. Working when tested, with a marked steel clasp, dial, crown and back. movement cal 568, 25385Approx case width 35 mm, 16 cm bracelet length. Engraved to the case back. Working when tested.