Russia. Uniface Obverse and Reverse Die Trials for 25 Roubles, 1996. As Y-536. Obverse 60.3 grams and reverse 59.9 grams. Uniface obverse and reverse die trials struck on copper-nickel planchets. Obverse: Double headed eagle. Reverse: Amur Tiger. For Wildlife series. Lot of 2 coins. PCGS graded Both pieces, Specimen 66. Estimated Value $150-UP