Watch List notes:

GREAT MONGOLS: temp. Ögedei, 1227-1241, AR dirham (1.32g), Balasaghun, ND, A-L1974, Zeno-120049, citing the caliph al-Nasir li-din Allah with the various titles divided between the obverse and reverse fields, clear mint written as balâsâsun (sic); extremely rare, posted only on Zeno, about 15% flat strike, VF, RRR. A similar variety, without the caliph, is known dated AH630 (Zeno-122259). None on CoinArchives.

Estimate: 120-160 USD