Calibre 4R36 Automatic movement with Manual Winding Power Reserve 41 Hours Stainless Steel Case Material Case Thickness 12.52mm Case Diameter 36.37mm Case Length 44.43mm Lug Width 18mm Black Dial Lumibrite on hands and indexes Three-fold clasp with secure lock Stainless Steel Bracelet Water Resistance 10 bar Weight 114g Curved Hardlex Crystal See-through case back Day/Date display, Stop seconds hand function