Stuhrling Original Men's Japanese Automatic Stainless Steel and Rubber Casual Watch, Color:Black (Model: 182.33161) Quality Japanese automatic movement; functions without a battery; powers automatically with the movement of your arm Beautifully hand-engraved skeleton three hand movement with hours, minutes, and seconds Hand engraved skeleton Black PVD Coated Movement with Blued steel Screws and Black PVD Coated skeleton rotor Rubber Strap (22mm) with Ribbed Pattern Water resistant to 165 feet (50 M): suitable for swimming and showering