Product Specification Type : Navy SEAL Origin : Swiss Made Glow In The Dark : Always Visible Constant Glow For Up To 25 Years Size Of Case (Diameter) : 45 mm Function : Time Date Water Resistance (atm) : 20 Movement : Swiss Quartz Case Material : CARBONOX™ Bezel : Uni-Directional Rotating Case Back : 316L Stainless Steel Screw On Crystal Glass Material : Hardened Mineral Crystal (550-650 Vickers) Crown : Screw In, Double Security Gasket, Crown Protected Strap / Bracelet Type : Genuine Rubber Lug Width : 24 mm Case Height : 14 mm Weight : 71 g Warranty : 2 Years Warranty Extension : 1 Year