Watch List notes:

SAFFARID: Khalaf b. Ahmad, in rebellion, 941-946, AV ¼ dinar (1.00g), Zaranj, AH331, A-K1414, with the caliph al-Muttaqi (AH329-333), with no reference to Khalaf's father Ahmad b. Muhammad, date weak but almost certain, VF, RR.

Estimate: 100-150 USD