Watch List notes:

SAFFARID: Abu Bakr b. 'Abd Allah, 1003-1004, AR dirham (4.35g), Sijistan, AH393, A-1424E, some weakness as usual, VF, RRR. Also citing his brother Muhammad b. 'Abd Allah, known only from these coins. Upon the ouster of Abu Bakr, Sijistan passed to the Ghaznavids for several decades.

Estimate: 150-200 USD