BUWAYHID: Mu'ayyid al-Dawla, 967-983, AR dirham (4.70g), Isbahan, AH356, A-1554E, citing the overlord Rukn al-Dawla Abu 'Ali, traces of the original luster! AU, RR. One of the very few Islamic coins that cite the name of the engraver, in the form "'amala al-hasan bin muhammad ", in minuscule letters above the word "qabl " in the obverse margin, weak on this example (as usual).

Estimate: USD 250-350