BUWAYHID: Samsam al-Dawla, 990-997, AR dirham (5.80g), Darabjird, AH383, A-1570, Treadwell-383, Treadwell recorded only 2 examples, and this is one of only two dates he lists for the mint of Darabjird (the other is AH404), VF, RRR.
Estimate: 100-150 USD