The Heritor Automatic Aura 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, custom vitreous enamel dial cloisonn?? 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.