Switzerland - 1 Franc - 1970 - Weight 4,4 gr - Copper-Nickel - Size 23,2 mm - Thickness 1,46 mm - Alignment Coin (180°) - Engraver Obverse / A. Bovy - Engraver Reverse / A. Walch - Edge : Reeded - Mintage 24 240 000 - Reference KM# 24a (1968-2011)