Stuhrling Original Men's Automatic Stainless Steel and Leather Dress Watch, Color:Black (Model: 113A.3345K7) Quality automatic movement; functions without a battery; powers automatically with the movement of your arm Reliable automatic-self-wind movement 21 jewels Genuine mother of pearl dial and date featured at the three o'clock position Krysterna scratch resistant crystal Water resistant to 99 feet (30 M): withstands rain and splashes of water, but not showering or submersion