Russia. Uniface Obverse and Reverse Die Trials for 3 Roubles, 1992. As Y-350. Obverse 19.4 grams and reverse 19.1 grams. Uniface obverse and reverse die trials struck on copper-nickel planchets. Obverse: Double headed eagle. Reverse: St. Petersburg Academy of Science and ship. Lot of 2 coins. PCGS graded Obverse Specimen 67 and Reverse PCGS graded Specimen 68. Estimated Value $150-UP