Thomas Earnshaw Men's ES-8030-06 Observatory Stainless Steel Self-Wind Black Watch Round watch featuring Roman numeral indices, textured inner dial, and two skeleton windows 45 mm stainless steel case with mineral dial window Automatic self-wind movement with analog display Croco-embossed leather calfskin 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