Watch List notes:

ISLAMIC, Umayyad Caliphate. Anonymous issue. Fals (Bronze, 21 mm, 1.67 g, 3 h), Abbasid revolution type, struck under the Abbasid Partisan Abd al-Rahman ibn Muslim Abu Muslim (circa AH 127-137), without mint, AH 131 = AD 748/9. SICA II, 1392. Rare. Some scratches, otherwise, very fine.