Swiss Legend Men's 10538-BB-11 Scubador Analog Display Swiss Quartz Black Watch Chronograph functions with 60 Second,30 Minute and Day of the Week Subdials; Date Window at 4:00 Black Dial with Black and White Hands, Hour Markers and Arabic Numerals; Luminous; Unidirectional Bezel; Pushers with Security Bars and Screw-Down Crown; Sapphire Crystal; Black Ion-Plated Stainless Steel Case and Bracelet Swiss-quartz Movement Case Diameter: 49mm Water Resistant To 330 Feet