Omega Pre-owned Seamaster Aquaterra 231.10.39.21.57.001 offered in Good, but used condition. Description also notes Condition: Excellent with minor signs of wear (scratches visible in photos) and that the watch has been checked and recently serviced. Key attributes: Blue | Stainless steel | Water-resistant to 150 m | Master Co-Axial Chronometer | Automatic movement | Adjustable stainless-steel bracelet — extra links included | Includes box, certificate and book | Blue dial | Diamond hour markers | Stainless-steel case and bracelet | Sapphire crystal | Dimensions & fit: Standard wrist fit; adjustable with extra links included | Composition & care: Stainless steel | Sapphire crystal | Mother-of-pearl | Diamonds | Wipe with a soft cloth. Store in provided box. Have serviced by a certified watchmaker as needed. Avoid exposure to strong chemicals and prolonged moisture when seals are not recently tested.