Watch List notes:

ISLAMIC, 'Abbasid Caliphate. temp. Al-Mansur, AH 136-158 / AD 754-775. Dinar (Gold, 19 mm, 4.25 g, 2 h), without mint, AH 155 = AD 771/2. Bernardi 51. Light doubling and with minor marks, otherwise, good extremely fine.