The seastar 2000 professional men's diver watch from tissot is the ideal high-performance watersport watch. This highly technical, assertive watch is brimming with easy confidence, whether you take it deep into the urban jungle or hundreds of meters below the surface of the sea. 44mm stainless steel case and uni-directional rotating bezel with black ceramic bezel insert; open case back orange wave-patterned gradient dial with super-luminova® hands and markers; date display iso 6425 diver’s watch certification, screw-down crown and case back, and auto helium release valve scratch-resistant sapphire crystal with antireflective coating powermatic 80 swiss automatic movement; 80-hour power reserve interchangeable quick-release black rubber strap; buckle clasp water-resistant to 600 meters