1997年中国丝绸之路系列精铸银币5元一套4枚,包括「商贸图」、「宴乐图」、「礼佛图」及「捣练图」,分别PCGS PR 70DCAM, PR 69DCAM, PR 70DCAM 及 PR 69DCAM,连原盒及证书。People s Republic of China, Silk Road, 1997, set of 4 silver proof 5 yuan, Trading Scene , Banquet Dance , Grotto and Pounding Silk ,PCGS PR 70DCAM, PR 69DCAM, PR 70DCAM and PR 69DCAM respectively. With the original wooden and 4 certificates.