Invicta Men's 16970 Reserve Stainless Steel Watch Round watch featuring corrugated dive-style bezel with blue top ring, luminous hands/indices, and date window at 3:00 54 mm stainless steel case with synthetic-sapphire dial window Swiss quartz movement with analog display Stainless steel bracelet with fold-over clasp with safety closure Water resistant to 300 m (984 ft): In general, suitable for mixed-gas diving