ISLAMIC, 'Abbasid Caliphate. temp. al-Rashid. AH 170-193 / AD 786-809. AR Dirham (26mm, 2.87 g, 8h). Citing al-Amin as wali 'ahd al-muslimin and governor Sa'id ibn Salm. Arminiya mint. Dated AH 181 (AD 797/8). Album 219.9; ICV 384; Islamic Coin Auction 15, lot 160. VF, toned. Very rare, the Islamic Coin Auction specimen (which realized £400) is the only one cited in CoinArchives.