Omega Men's 231.13.44.52.04.001 Aqua Terra Automatic Stainless Steel Watch with Black Leather Band Stainless steel watch with black top ring, multi-function dial, and date window 44 mm stainless steel case with antireflective-sapphire dial window Automatic self-wind movement with analog display Leather calfskin band with deployment-clasp closure Water resistant to 150 m (500 ft): In general, suitable for recreational surfing, snorkeling, and water sports, but not scuba diving.