China
People's Republic 2 Piece Panda Proof Set 1987, KM-PS23: KM167 & KM168. Both coins certified by NCGS as follows: 10 Yuan PR67 Ultra Cameo; 50 Yuan PR68 Ultra Cameo. A lovely set with each coin featuring a panda climbing a tree. ASW 6 oz.
Estimate: 500-700 USD