中华人民共和国1991金镶银双金属,特种熊猫纪念币2枚,NGC评级PF69,有证书,有原装盒;People s Republic of China, a pair of bimetallic gold and silver pandas, 1991, the first one with a denomination of 25 yuan and the other a panda medal issued for the Hong Kong Exposition, a limited issue of 1500 sets,both NGC PF69 Ultra Cameo and with the original box and certificate (number 1229)