1987年美国旧金山国际硬币展览会纪念金章1盎司 NGC PF 69。China. Ounce, 1987. KM-X#MB7. Weight 0.999 ounce. For the First San Francisco International Coin Expo. Panda. NGC graded Proof 69 Ultra Cameo. Estimated Value $1,100 - 1,200
1987年美国旧金山国际硬币展览会纪念金章1盎司 NGC PF 69。China. Ounce, 1987. KM-X#MB7. Weight 0.999 ounce. For the First San Francisco International Coin Expo. Panda. NGC graded Proof 69 Ultra Cameo. Estimated Value $1,100 - 1,200