Watch List notes:

RUSSIA: 150 Roubles [1978 (l)] in platinum (0,999) part of the 1980 Olympics set with national Arms divide CCCP with value below. Athlete of Discus on reverse. Inside slab by NGC "PF 70 ULTRA CAMEO / MOSCOW OLYMPICS / DISCUS". Cert number: 5785987-003. (Y 163).