WWC number KM# 13 Country Kuwait Nominal value of 50 fils Year 1976 Period State of Kuwait (1961 - 2018) Type of minting Regular issue Leader Sabah IV / Jaber III / Sabah III / Abdullah III Material Copper-nickel alloy Ribbed Edge Circle Shape ABC/rev ratio Medal (0°) Weight (g) 4.5 Diameter (mm) 23 Thickness (mm) 1.54