- 304l surgical-quality stainless steel case - Japanese 2115 quartz movement - Non-glare scratch-resistant mineral crystal - Logo-engraved stainless steel caseback - Uni-directional bezel - Screw-down crown - Silicone strap - Logo-engraved stainless steel clasp - Luminous hands - Luminous markers - Date display - 46mm case diameter - 20atm water resistance (professional deep diving approved)