Country-Finland. Period-Republic of Finland (Suomi) 1918 - 1962. Currency-Finnish markka. Type of coinage-Regular coinage. Denomination-50 penny. Year-1923 Material-Copper-nickel alloy. Edge-Ribbed. Shape-Round. Ratio of abs/rev-Medal (0°). Weight (g)-2.55. Diameter (mm)-18.5. Thickness- (mm)1.25
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