Watch List notes:

ABBASID: al-Muqtadir, 908-932, AR dirham (1.80g), al-Rahba, AH318, A-246.2, very rare mint, unusually light example, though not all that surprising for dirhams of the tertiary mints under al-Muqtadir and his immediate successors, bold VF, RR.

Estimate: 150-200 USD