Watch List notes:

Abbasid, al-Rashid, AH 170-193 (AD 786-809). AR dirham (2.98 gm; 25 mm). al-Muhammadiya mint. Dated AH 183. Album 219.9. citing al-Amin Muhammad and vizier Ja'far (b. Yahya al-Barmaki). Choice UNC. Fully lustrous.