ISLAMIC, 'Abbasid Caliphate. Al-Ma'mun, AH 193-218 / AD 809-833. Dirham (Silver, 22 mm, 2.84 g, 3 h), citing al-Ma'mun as 'al-Khalifa' and the governor of Egypt Ubayd Allah ibn al-Sari (822-826), Misr, AH 209 = AD 824/5. Rev. 'al-Maghrib' ('the west' in Kufic). Album 223.7. SICA III, -. Very rare. Minor edge crack and with some scratches, otherwise, very fine.
From a European collection, formed before 2005.