Russia / USSR / Soviet Union 1978 (M) Gold Proof 100 Roubles NGC PF-70 Ultra Cameo Weight 0.5000 ounce. For the 1980 Olympic Games. The item “Russia / USSR / Soviet Union 1978 Gold Proof 100 Roubles NGC PF-70 Ultra Cameo” is in sale since Monday, July 29, 2019. This item is in the category […]