Swiss Legend Men's 10541-GM-01 Trimix Diver Collection Chronograph Black Rubber Watch Precise Swiss-quartz movement Durable sapphire-coated mineral crystal ; brushed and polished gunmetal ion-plated stainless steel case; black rubber strap Chronograph functions with 60 second, 30 minute and 1/10th of a second subdials; date function Black dial with grey hands and white arabic numerals; red subdial hands; luminous; screw-down protective cap on crown Water resistant to 660 feet (200 M): suitable for recreational scuba diving