Invicta Men's 19533SYB Sea Spider Analog Display Swiss Quartz Black Watch Round watch with dive-style bezel featuring luminous hands/indices and three chronograph subdials 50 mm stainless steel case with synthetic-sapphire dial window Swiss quartz movement with analog display Polyurethane band with fold-over clasp with safety closure Water resistant to 100 m (330 ft): In general, suitable for swimming and snorkeling, but not scuba diving