Swiss Legend Men's 10057-BB-11 Endurance Collection Chronograph Stainless Steel Watch Precise Swiss-quartz movement Durable mineral crystal; brushed and polished black ion-plated stainless steel case and bracelet Chronograph functions with 60 second, 30 minute and 1/10 of a second subdials; date function Black dial with silver-tone hands, hour markers and outlined subdials; luminous; screw-down crown; big date window at 4:00; tachymeter scale set on black aluminum bezel Water resistant to 330 feet (100 M): suitable for snorkeling, as well as swimming, but not diving