316L Surgical-Quality Stainless Steel CaseJeweled Automatic MovementJewel Bearings - 21 Jewels36 Hour Power ReserveBeats per Hour (BPH) - 21600/HourSapphire-Coated Mineral CrystalSemi-Skeleton DialGenuine Leather StrapLogo-Engraved Stainless Steel ClaspLuminous Hands45mm Diameter5 ATM Water Resistance