Watch List notes:

ISLAMIC, 'Abbasid Caliphate. temp. al-Ma'mun. AH 199-218 / AD 813-833. AV Dinar (19mm, 4.19 g, 3h). citing Dhu'l Riyasatayn. Unlisted (Madinat al-Salam [Baghdad]) mint. Dated AH 203 (AD 818/9). AGC I 100; Album 222.12; ICV 389. VF.