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THIS IS RUSSIA 1993 50 RUBLES, Black Sea Aphalina - RED DATA BOOK SERIES BI-METALLIC UNC

Composition     Bimetallic: aluminium-bronze center in copper-nickel ring
Diameter     25 mm
Thickness     1.8 mm
Shape     Round
Technique     Milled
Orientation     Medal alignment ↑↑
Demonetized     Yes
References     Y# 334

YES WE DO COMBINE POSTAGE