The tissot seastar 1000 is the ultimate diving watch, with its high water-resistance up to a pressure of 30 bar (300m/1000 ft), screw-down crown and caseback as well as its unidirectional ceramic bezel. Other features of this swiss automatic timepiece include a scratch-resistant sapphire crystal, blue dial, and a 316l stainless steel case. The black rubber strap fastens with a buckle clasp. Style #t1204071704100