Speedo Men's Quartz Plastic and Polyurethane Sport Watch, Color:Black (Model: SD50533BX) Quartz movement Alarm function featuring 1 independent alarm Dual time zone with day date and month display Aqua-lock uses a uniquely designed strap with a pin-less buckle to keep watch securely on wrist Water resistant to 330 feet (100 M): suitable for snorkeling, as well as swimming, but not diving