Watch Specifications Seiko Mechanical Quartz Movement - Quartz /Mechanical Hybrid Seconds, Minutes, Date & 24 Hour Counter Chronograph Tachymeter Swiss Super-LumiNova Hands Water Resistant 3ATM Mineral Glass 5 Year Warranty Nickel Free & Hypoallergenic IP Plating SKU: SE0065NM EAN :0756839756112 Sizes & Weights Case Diameter: 45*48.63 mm Case Thickness: 15 mm Lug Width: 30 mm Strap Width: 22 mm Strap Length 210 mm Weight: 230g Materials & Colours Stainless Steel Skeleton Case Back Stainless Steel Case IP Plated Case Steel Case Colour Blue Dial Stainless Steel Bracelet Logo Buckle