2010年中国 石窟艺术-云冈 纪念精铸币300元,1公斤,UNC品相,发行量3800枚,连原盒及证书. Peoples Republic of China, silver proof 300 Yuan, 2010, Chinese Grottos Art (Yungang) commemorative issue, ASW 1kg, Uncirculated, with original certificate of issue, surface of original presentation case damaged, limited mintage of 3800