Watch List notes:

TIBET: Xuan Tong, 1909-1911, AE skar (5.58g), ND (1910), Y-4, YZM-635, four-petalled lotus design at center, surrounded by a string of pearls, with Chinese inscription xuan tong bao zang // dragon at center, surrounded by a string of pearls, with Tibetan inscription shon thong bod kyi rin 'khor skar gang (Xuan Tong, precious coin of one skar), PCGS graded AU50, RR, ex George Anderson Collection (Hong Kong Auction 3 Sep 1992, Lot 274).

Estimate: 500-700 USD