Watch List notes:

Foreign Coins, China, Republic, gold ten dollars, undated (1919), Yuan Shih-kai as Hung-hsien facing l. in military uniform with shoulder epaulet as 5-star general, rev. Chinese legend above and in centre of wreath, broad border on each side (KM.Y330; LM.1030; Fr.5), certified and graded by PCGS as Mint State 63, a beautiful companion piece to the twenty dollars, rare
Estimate: 5000-7000 GBP