1980年三枚精製加厚套币。冬季奥运系列。 均获PCGS金盾认证。1) 30元。竞速滑冰,获PCGS PROOF-68 Deep Cameo金盾。2) 30元。高山滑雪,获PCGS PROOF-67 Deep Cameo金盾。3) 30元。花式滑冰,获PCGS PROOF-68 Deep Cameo金盾。
CHINA. Partial Piefort Proof Set (3 Pieces), 1980. Olympic Series. All PCGS Gold Shield Certified. 1) 30 Yuan. PCGS PROOF-68 Deep Cameo. KM-P15. Speed skating.2) 30 Yuan. PCGS PROOF-67 Deep Cameo. KM-P16. Alpine skiing.3) 30 Yuan. PCGS PROOF-68 Deep Cameo. KM-P18. Figure skating.