Watch List notes:

SALGHURID: Muhammad b. Sa'd, 1260-1263, AR dirham (3.82g), NM, ND, A-E1928, Zeno-159781, citing the Ilkhan Hulagu and the Great Mongol Mõngke, some weakness of strike towards the rims, VF, RRR. Extremely rare type, none listed on CoinArchives.

Estimate: 150-200 USD