Watch List notes:

ISLAMIC, 'Abbasid Caliphate. temp. al-Mahdi. AH 158-169 / AD 775-785. AV Dinar (19mm, 4.19 g, 12h). Unnamed (Dimashq [Damascus]?) mint. Dated AH 162 (AD 778/9). AGC I 51; Album 214. VF, deposits in devices, light scratch on reverse.