Watch List notes:

ABBASID: al-Ma'mun, 810-833, AV dinar (3.78g), NM, AH200, A-222.13, Bernardi-102, citing Dhu'l-Ri'asatayn (=al-Fadl) & his brother al-Hasan, tentatively assigned to the mint of Wasit, clipped and many light scratches on reverse, VF-EF.

Estimate: 160-200 USD