2016年世界钱币展览会·柏林特别展钯金31.1克纪念熊猫试打样币,精制镜面,试打量2枚,NGC PF68 ULTRA CAMEOCHINA-BERLIN 2016 World Money Fair Berlin - Otto Beh Dies Berlin Special Exhibit Palladium proof mirror effect,trial number 2 pieces, Commemorative Show Panda,31.3g,NGC PF68 ULTRA CAMEO