Nigeria - 5 Kobo - 1976 - Weight 2,8 gr - Copper-Nickel - Size 20 mm - Thickness 1,0 mm - Alignment Medal (0°) - Engraver / Geoffrey Colley - Obverse : National arms - Reverse : Cocoa beans - Edge : Milled - Mintage 9 800 000 - Reference KM# 9 (1973-1986)