1997年中华人民共和国澳门回归系列第一组精铸银币50元,「一国两制」,总含银量5安士,NGC PF69 Ultra Cameo,#6139231-012,附原套装及证书,编号0002808,发行5000枚。 Peoples Republic of China, silver proof 50 Yuan, 1997, Return of Macau to China, Series I, One Country Two Systems, ASW 5oz,NGC PF69 Ultra Cameo, #6139231-012. With original packaging and certificates of issue, number 0002808, mintage of 5000 pieces.