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THIS IS ZAMBIA 1972 50 NGWEE, Second Republic 13th December & President Kaunda, 12-sided

Composition     Copper-nickel (75% Copper, 25% Nickel)
Weight     11.66 g
Diameter     30 mm
Thickness     1.88 mm
Shape     Dodecagonal (12-sided)
Technique     Milled
Orientation     Medal alignment ↑↑
Demonetized     1 July 2013
References     KM# 16

YES WE DO COMBINE POSTAGE