GREAT MONGOLS: Anonymous, ca. 1220s-1240s, AV dinar (2.56g), Tus, ND/DM, A-1966, text al-qa'an al-'adil al-a'zam // kalima, with the mint name in the left portion of the obverse field, somewhat weak strike, VF, RRR. The only other example of the Tus mint is recorded in the Tübingen collection.
Estimate: 400-500 USD