Watch List notes:

ABBASID: al-Muktafi, 902-908, AR dirham (3.33g), Tustar mint al-Ahwaz, AH291, A-244.1, minor weakness, VF, RR. Without the name Wali al-Dawla, but with an unread name below the reverse field, perhaps Abu'l-Husayn, which was the kunya of Wali al-Dawla. Apparently unpublished and posssibly unique.

Estimate: 240-300 USD