Omega Seamaster Aquaterra 231.10.39.21.57.001 in excellent condition. In great condition with minor signs of wear (light scratches — see photos); has just been checked and serviced. Features a black mother-of-pearl dial with diamond hour markers and a stainless steel bracelet; Master Co-Axial Chronometer with 150 m water resistance. Key attributes: Black | Silver | Stainless steel | Water resistant to 150 m | Master Co-Axial Chronometer | Automatic movement | Adjustable bracelet with extra links | Black mother-of-pearl dial | Diamond hour markers | Stainless steel bracelet | Sapphire crystal | Dimensions & fit: Adjustable bracelet with extra links for length customization | Regular wrist fit once sized | Composition & care: Stainless steel | Mother-of-pearl | Sapphire crystal | Diamonds | Wipe with a soft, lint-free cloth. Avoid contact with chemicals and strong magnetic fields. Service by a qualified watchmaker as recommended.