The Reign Monterey includes the following features - 316l surgical-quality stainless steel case, 2653 automatic movement, jewel bearings - 24 jewels, 41 hour power reserve, beats per hour (bph) - 21600/hour, sapphire-coated mineral crystal, semi-skeleton dial, observation caseback to view movement, logo-engraved crown, genuine leather strap, 42mm case diameter, 10ATM water resistance.