Watch List notes:

CHINA: Hsuan Tung, 1909-1911, AR pattern 50 cents (1/2 dollar), Tientsin Mint, ND (1910), Y-23, L&M-25; Kann-220, a very rare prototype issue designed by L. Giorgi, some minor contact scrapes and dark areas of toning, but overall in pleasing condition, NGC graded AU55.

Estimate: 2,000-3,000 USD