ISLAMIC, 'Abbasid Caliphate. temp. Al-Amin, AH 193-199 / AD 809-813. Dirham (Silver, 22 mm, 3.02 g, 9 h), Citing the vizier al-Fadl and al-Ma'mun, the brother of the caliph al-Amin, as 'al-Amir' ('Commander'), as Wali 'ahd al-Muslimin ('successor of the covenant of the Muslims' in Kufic) and as ibn Amir al-Mu'minin ('son of the Commander of the Faithful' in K, Bukhara, AH 194 = AD 809/810. SICA III, 498. Lustrous and very attractive. The flan slightly wavy and with a minor die break on the reverse, otherwise, good extremely fine.
From the Dr. David Majer Collection of Islamic coins and from the Tabib Collection, formed over the past 40 years, Leu Web Auction 15, 27-28 February 2021, 2981.