Ready for work or play, the seastar 1000 dive watch from tissot communicates style, performance, and versatility. The 40mm stainless steel case features a blue dial, super-luminova® hands and hour markers and date display dive-ready scratch-resistant sapphire crystal with double-sided antireflective coating, blue uni-directional rotating bezel and screw-down crown and caseback swiss quartz movement with battery end-of-life indicator an interchangeable brushed and polished stainless steel bracelet secures with a push-button deployment clasp water-resistant to 300 meters