Stuhrling Original Men's Automatic Black-ion-Plated-Stainless-Steel and Rubber Dress Watch, Color:Black (Model: 182.33561) Quality automatic movement; functions without a battery; powers automatically with the movement of your arm Reliable automatic-self-wind movement 22 jewels Split-level two-piece skeleton black PVD coated dial with luminous hands Krysterna scratch resistant crystal Water resistant to 165 feet (50 M): suitable for swimming and showering