Movement Calibre 4R36 Automatic movement with Manual Winding Power Reserve 41 Hours Stainless steel Case & gold coloured plated Case Thickness 13.4mm Case Diameter 42.5mm Case Length 46mm Lug Width 22mm Blue Dial Colour LumiBriteLumibrite on hands, indexes and bezel Three-fold clasp with push button release Stainless Steel band Water Resistance 100m Hardlex crystal