Stuhrling Original Men's Automatic Stainless Steel and Rubber Sport Watch(Model: 33BB.332B617) Quality Automatic movement; Functions without a battery; Powers automatically with the movement of your arm Reliable automatic-self-wind movement 22 Jewels Features a rotating bezel and a date window at the 3 o'clock position with magnifier Krysterna Scratch resistant crystal Water resistant to 330 feet (100 M): suitable for snorkeling, as well as swimming, but not diving