The Seastar 1000 Quartz GMT is everything you expect in a sports watch—on, in or under the water. 40mm stainless steel case with screw-down crown and engraved case back, coin-edge bezel ring and scratch-resistant sapphire crystal Black dial with Super-LumiNova® hands and markers, red details and date display Swiss quartz movement Interchangeable quick-release black silicone strap with buckle clasp Water-resistant to 300 meters Kay Jewelers Tissot Seastar 1000 Quartz GMT Men's Watch T1208521705100