Watch List notes:

Taiwan, proof gold ½ oz medal, 1988, Remembrance of Chiang Ching-Kuo, portrait of Chiang Ching-Kuo on obverse, Chiang Kai Shek Memorial Hall on reverse, NGC PF 69 Ultra Cameo, Top Pop and the only one with this grade, very rare. Cert.# 6489839-002.

Estimate: 20000 - 40000