ABBASID: al-Amin, 809-813, AR dirham (2.91g), Ma'din Bajunays, AH195, A-221.3a, Vardanyan-214, citing his mother Zubayda, wife of al-Rashid, as al-sayyida umm al-khalifa, very lightly polished, bold VF-EF, RR, ex M.H. Mirza Collection.
Estimate: 180-220 USD