Armitron Sport Men's 40/8311RED Red Cased Digital Chronograph Black Resin Strap Watch Red metalized resin case and engraved top ring; nylon strap with stitched resin accents and stainless steel buckle Chronograph with alarm, lap time, dual time, military time, and backlight functions; LCD display includes day, date, time and seconds Quartz Movement Case Diameter: 47mm Water resistant to 330 feet (100 M): suitable for snorkeling, as well as swimming, but not diving