Watch List notes:

ABBASID: al-Amin, 809-813, AR dirham (2.94g), Arran, AH195, A-221.1a, Vardanyan-150var, citing the governor Azad b. Yazid on the reverse as usual, plus the name yazid repeated at lower the obverse (instead of hajib as on Vardanyan-150), pleasant VF, RR.

Estimate: 220-300 USD