Armitron Men's 20/4960BKSVBK Silver-Tone Day/Date Calendar Black Silicone Strap Watch Round watch with dive-style bezel featuring Arabic numeral/dot indices, luminous hands, and day/date window at 3 o'clock 44 mm stainless steel case with mineral dial window Japanese quartz movement with analog display Black silicone band with buckle closure Water resistant to 50 m (165 ft): In general, suitable for short periods of recreational swimming, but not diving or snorkeling