Watch List notes:

China (People's Republic), bimetallic proof official Panda issue, 1/4 oz gold, 1/8 oz silver, 1991, Hong Kong International Coin Convention, NGC PF 69 Ultra Cameo. KM-XMB67; PAN-162A. Only one higher at PF 70 in the current NGC census (which calls it HONG KONG EXPO), listed in KM as "3/8 ounce." Mintage: 2,000 (planned; actual and surviving unknown). Pedigreed to the Gansu Collection of Chinese Panda Coinage.

Estimate: $700 - $1000