316L Surgical-Quality Stainless Steel Case Jeweled Automatic Movement Jewel Bearings: 22 Jewels 36 Hour Power Reserve Beats per Hour (BPH): 21600/Hour Sapphire-Coated Mineral Crystal Semi-Skeleton Dial Genuine Leather Strap Logo-Engraved Stainless Steel Clasp Luminous Hands 44mm Diameter 5 ATM Water Resistance