Watch List notes:

ABBASID: al-Ma'mun, 810-833, AR dirham (2.89g), Misr, AH210, A-223.7, with al-maghrib ("the west") below the obverse field and the governor's name 'Ubayd Allah b. al-Sari in the obverse center, few minor nicks, Fine to VF, RR.

Estimate: 140-180 USD