Russia. Uniface Obverse and Reverse Die Trial for 50 Roubles, 1991. As Y-287. Both pieces 9.3 grams. Uniface obverse and reverse die trials struck on copper-nickel planchets. Obverse: National arms with CCCP and value below. Reverse: Ballerina. For the Bolshoi Ballet. Lot of 2 coins. PCGS graded Obverse Specimen 68 and Reverse PCGS graded Specimen 67. Estimated Value $150-UP