Russia. Uniface Obverse and Reverse Die Trial for Paliadium 10 Roubles, 1995. As y-436. (uncertain metal). Obverse; Double-headed eagle. Reverse; Ballet-Sleeping Beauty. Lot of 2 coins. NGC graded Obverse Proof 65 Ultra Cameo and NGC Graded the Reverse Proof 67 Ultra Cameo. Estimate Value $150 - 200