China
People's Republic Proof platinum Panda 1987S 100 Yuan PF68 Ultra Cameo NGC, China mint, KM-A163. With a mintage of 2,000 pieces, platinum issues in general are highly sought after by collectors due to its scarcity in comparison to gold and silver issues. A near pristine example of the type with beautiful frost and mirrored contrast.
Estimate: 1500-1800 USD