Quiksilver Men's Quartz Stainless Steel and Polyurethane Casual Watch, Color:Black (Model: QWMD006-BLK) Japanese movement Case diameter: 43mm Reinforced acrylic crystal Digital time, calendar, alarm and chronograph with electro luminescent night dial Water resistant to 99 feet (30 M): withstands rain and splashes of water, but not showering or submersion