Watch List notes:

ABBASID: al-Ma 'mun, 810-833, AV dinar (4.23g), NM (Egypt), AH206, A-222.9, citing the governor `Ubayd Allah b. al-Sari and the caliph al-Ma 'mun, pleasing strike, a few faint scratches, choice VF, S.

Estimate: 180-220 USD