Invicta Men's 6631 Russian Diver Collection Chronograph Stainless Steel Black Rubber Watch Precise Swiss-quartz movement Durable mineral crystal; brushed and polished stainless steel and black rubber case and bracelet Chronograph functions with 60 second, 30 minute and 1/10th of a second sub-dials; date function Black dial with silver-tone hands, hour markers and arabic numerals; luminous; stop watch function; black ion-plated unidirectional bezel; screw-down protective cap with security chain over crown Water resistant to 990 feet (300 M):suitable for scuba diving to a depth of 30 meters for up to 2 hours