Omega, stainless steel Seamaster Professional Planet Ocean Diver's wristwatch, Ref. 1681652/81761, case 81693489, c. 2002, cal. 2500 automatic movement with Co-axial chronometer and helium escape valve, fully jewelled, black dial with luminous indexes and hands, sweep centre seconds, aperture for date at 4, with orange unidirectional rotating bezel with, anti-reflective sapphire crystal, with stainless steel bracelet, diameter 44 mm (case)