China
People's Republic platinum "Year of the Snake" Proof 100 Yuan (1 oz) 1989 PR69 Ultra Cameo NGC, KM236. Mintage: 1,000. Lunar Series. Well-preserved with striking features. No examples of this type have earned the PR70 grade at either NGC or PCGS.
HID02901242017
Estimate: 2600-3200 USD