- 316L Surgical-Quality Stainless Steel Case - Jeweled Automatic Movement - Jewel Bearings: 20 Jewels - 36-Hour Power Reserve - Beats per Hour (BPH): 21600/Hour - Sapphire-Coated Mineral Crystal - Custom Vitreous Enamel Dial Cloisonné is an ancient technique for decorating metalwork objects in recent centuries using vitreous enamel - Semi-Skeleton Dial - Observation Caseback to view Movement - Hinged Caseback Cover of Vitreous Enamel - Genuine Leather Crocodile-Embossed Strap - Logo-Engraved Stainless Steel Clasp - Luminous Hands - Day Sub-Dial - Date Sub-Dial - 44mm Diameter - 5 ATM Water Resistance