Invicta Men's 5249W Pro Diver Stainless Steel White Dial Watch Precise Swiss-quartz movement Sapphire-coated mineral crystal; luminous hands and markers Case diameter: 44.5 mm Stainless-steel case; white dial; non-quick-set day function with quick-set date function; unidirectional bezel for diving Water resistant to 330 feet (100 M): suitable for snorkeling, as well as swimming, but not diving