1999年中国精铸银币10元3枚一组,中华人民共和国成立50周年纪念,「庆祝中华人民共和国」、「军事力量」及「国内生產总值GDP」,各重1盎司,总含银量3盎司,附原盒及证书,均评NGC PF 69 Ultra Cameo,#6342453-026至#36342453-028。People s Republic Of China set of 3x silver proof 10 Yuan, 1999, 50th Anniversary Of The Founding Of The People s Republic of China, Celebration Of The P.R.C. , Military Power and Gross Domestic Product each weigh 1oz, total ASW 3oz, with original box and certificate of issue,all graded NGC PF 69 Ultra Cameo, #6342453-026 to #36342453-028 (1 box of 3 coins).