1990年第3届香港钱币展览会纪念双金属金银币1/2+1/5盎司天坛 完未流通
CHINA. 2 Piece Proof Set, 1990. Panda Series.Fr-B51; KM-281; Bruce-MB62. Struck for the Hong Kong International Coin Exposition. Bi-metal 50 Yuan and Bi-metal commemorative medal. Double sealed in case of issue, with certificates of authenticity.GEM BRILLIANT PROOF.