Watch List notes:

YUAN: Da Yuan, 1310-1311, AE 10 cash (20.94g), H-19.46, ta üen tong baw in Mongol 'Phags-pa script (da yuan tong bao in Chinese), encrustation, still a superb casting for this type, VF. Külüg Khan (Da Yuan), born Khayishan, meaning "wall" in Mongolian, was an Emperor of the Yuan Dynasty, and is regarded as the seventh Great Khan of the Mongols in Mongolia. His name means "warrior Khan" or "fine horse Khan" in the Mongolian language.

Estimate: 75-100 USD