Accutron Men's Automatic Stainless Steel Dress Watch, Color:Silver-Toned (Model: 26C04) Quality Automatic movement; Functions without a battery; Powers automatically with the movement of your arm Sapphire crystal Case diameter: 42 mm Stainless-steel case; White dial; Day-and-date functions; Chronograph functions Water resistant to 165 feet (50 M): suitable for swimming and showering