Discover the Tissot Seastar 1000 Quartz Chronograph, featuring a 45.5mm diameter, quick-release bracelet, 316L stainless steel case, aluminum bezel ring, screw-down crown and case back, Swiss quartz movement, scratch-resistant sapphire crystal with double-sided anti-reflective treatment, and water resistance up to 30 bar (300m/1000ft). T120.417.11.091.01