CHINA. 50 Yuan, 1993. Inventions & Discoveries Series. NGC PROOF-68 ULTRA CAMEO.
KM-507. Gods Fu, Lu and Shu from the Yin & Yang Philosophy Series II. Authorized mintage of only 1,000 pieces. Several small spots on the obverse and reverse, otherwise free of tone. NGC PROOF-68 ULTRA CAMEO.
Estimate: $1800.00- $2200.00