1979年建国三十週年精铸金币400元一组四枚,包括「人民英雄纪念碑」、「人民大会堂」、「毛主席纪念堂」及「天安门」,各重1/2盎司含22K纯金,总含金量2盎司,附原盒及证书,#21534,3枚评NGC PF70 Cameo,1枚PF69 Cameo,#6473456-001-4。Peoples Republic of China, a proof set of 4x gold 400 yuan, 1979, commemorative set in Celebration of the Founding of the Peoples Republic of China, depicting Peoples Heros Monument, Great Hall of the People, Mao Zedong Memorial and Tiananmen Square respectively, each coin contains 1/2 ounce of 22K pure gold, total AGW of 2oz" with original box and certificate, number 21534, NGC PF69 Cameo and 3x PF70 Cameo.(4) Cert.# 6473456-001-4