The Heritor Automatic Daniels includes the following features - 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, semi-skeleton dial, outer disc represents hour, middle disc represents minutes, inside disc represents seconds, observation caseback to view movement, logo-engraved stainless steel crown, genuine leather crocodile-embossed strap, logo-engraved stainless steel clasp, 43mm case diameter, 10 ATM water resistance.