Features: Marine-Grade Stainless Steel, Injection moulded ABS fiber reinforced case, PU strap, 22mm strap width, Chamfered bezel, 316L marine-grade stainless steel forged buckle, Plastic lens - ultrasonic weld, 36 months battery life, 3 hand day & date movement, 100m/330ft Water Resistant Tested, Sandblast dial with applied indexes. Composition: 100% Metal Battery: SR626SW Battery Life: 36 months battery life Bezel: Stainless steel insert, not rotating Buckle: 316L marine-grade stainless steel forged buckle Case Back: Screw in case back Case Material: 316L marine-grade stainless steel case Case Width: 42mm watch case Water Rating: 100m/330ft waterproof tested< Strap Material: PU strap Tide Watch: Non-Tide Watch Movement: Japan movement, 3 hand date movement Strap Width: 22mm strap width Case Width: 42mm watch case Style Code: 0G0MTI-90