Model # 21030422001001 | O21030422001001 | 210.30.42.20.01.001 NEW MEN'S OMEGA SEAMASTER DIVER 300M CO-AXIAL MASTER CHRONOMETER DIVER'S WATCH Ceramic Black Dial with Wave Pattern Index & Dot Hour Markers Skeleton Hands Black Ceramic Bezel with White Enamel Diving Scale Date Feature at 6 O'Clock Anti-Magnetic Feature Resists Magnetic Fields Greater than 1.5 Tesla (15,000 Gauss) Helium Escape Valve on Edge of Case at 10 O'Clock 55 Hour Power Reserve Self-winding Automatic Movement COSC Chronometer Certified Co-Axial Escapement Omega Caliber 8800 Vibrations Per Hour: 25,200 Jewels: 35 6 Year Warranty Manufacturer Box & Manual Brushed with Polished Stainless Steel Case Brushed with Polished Stainless Steel Bracelet Model 020STZ010100 Domed Scratch Resistant Sapphire Crystal with Anti-Reflective Treatment on Both Sides 300 Meters / 1000 Feet Water-Resistant 42mm = 1 5/8" Case, 7" Adjustable Bracelet Case Thickness: 14mm Inlet Size: 20mm Unidirectional Rotating Bezel Sapphire Crystal Exhibition Case Back Luminescent Hands & Hour Markers Screw Down Crown Stainless Steel Deployment Buckle with Micro Adjustment