Assembled by hand in Ohio 43mm 316L Surgical grade Stainless Steel Titanium Carbide gunmetal PVD hard coating 22mm Lug width 200 meters water resistance Swiss Ronda 7004.B movement Big date function at 12:00 Small seconds function at 6:00 Anti-shock movement mounting system Low domed curved sapphire with military grade with inner AR coating Threaded solid caseback Threaded crown with double diamond seals. High tech Viton® gaskets Two military style straps included: One black and one gray with gunmetal PVD hardware MDV® MAXLÜM luminous Technology on dial and hands Limited and numbered series of 500 worldwide 2 year limited warranty