Burett Men's Swiss Quartz Stainless Steel and Leather Sport Watch, Color:Black (Model: B4602NBCA) Swiss quartz movement Sapphire crystal; Brushed and polished stainless steel case; Black leather strap Chronograph functions with 60 second, 30 minute and 1/10 of a second; date function Black textured dial with luminous hands and hour markers; unidirectional bezel; screw down crown Water resistant to 660 feet (200 M): suitable for recreational scuba diving