'Abbasid caliphs
al-Ma'mûn 'Abd-allâh, 195-218 H./810-833 AD. Dirham 199 H., Madînat Samarqand, with the title of the vizier "Dhû r-riyâsatain" below rev. field and al-Mashriq below the obv. field. Lowick/Savage 2668; Ties. 1696; Qatar 1909. 2.97 g.; Extremely fine
Acqu. Gorny & Mosch, Munich, auction 161, 2007, no. 5630.