China
People's Republic Mint Error - Struck with Wrong Dies gold Proof Panda "Sino-Swiss Friendship" 1 Ounce Medal 1988 PR69 Ultra Cameo NGC, KMX-MB21, PAN-90A. Mintage: 550. A fascinating and incredibly elusive error, struck using dies intended for the same design in platinum, leaving the precious metal content reading "1 oz Pt" rather than the correct "1 oz Au".
HID02901242017
Estimate: 1500-2000 USD