Omega Men's 1514.51.00 Constellation Double Eagle Chronometer Chronograph Watch
Material: Stainless-steelQuality Swiss Automatic movement; Functions without a battery; Powers automatically with the movement of your armDomed, anti-reflective scratch-resistant sapphire crystalCase diameter: 41.5 mmStainless-steel case; Black dial; Chronograph functionsWater resistant to 330 feet (100 M): suitable for snorkeling, as well as swimming, but not diving