Watch List notes:

ABBASID: al-Ma 'mun, 810-833, AV dinar (4.25g), Misr, AH200, A-222.7, Bernardi-89De, citing the governor al-Sari below obverse, Tahir & Dhu 'l-Ri 'asatayn on the reverse, F-VF, R.

Estimate: 220-280 USD