Watch List notes:

ISLAMIC, 'Abbasid Caliphate. temp. Al-Mahdi, AH 158-169 / AD 775-785. Fals (Bronze, 21 mm, 2.74 g, 11 h), citing the governor Yazid ibn Usayd, Bardha'a in Armenia, AH 164 = AD 780/1. Vardanyan 2011, 249. Rare. Minor deposits, otherwise, fine.