Watch List notes:

GREAT MONGOLS: Güyük, 1246-1247, AR ½ dirham (1.06g), NM, ND, A-3754K (A-1976Fvar), Nyamaa p.51, perhaps struck in Khwarizm, Khooboo Ongi tamgha of Güyük Khan, with unread legend around // Arabic la ilah illa Allah, same design as the full dirham of Güyük, nice strike for this very rare type, VF, RR.

Estimate: 200-250 USD