Quiksilver Men's Quartz Stainless Steel and Suede Sport Watch, Color:Black (Model: EQYWA00008-GUN) Japanese 3 hand quartz analog movement Case diameter: 48mm Marine grade solid stainless steel case back and screw down case back Electro-luminescent night dial Water resistant to 330 feet (100 M): suitable for snorkeling, as well as swimming, but not diving