Watch List notes:

ISLAMIC, 'Abbasid Caliphate. temp. Al-Mansur, AH 136-158 / AD 754-775. Fals (Bronze, 23 mm, 2.61 g, 4 h), citing the governor Yazid ibn Usayd, Bardha'a in Armenia, AH 143 = AD 760/1. Vardanyan 2011, 245. A very rare date. Cleaning scratches and some deposits, otherwise, very fine.