Watch List notes:

ISLAMIC, Fatimids. al-Hakim bi-Amr Allah, AH 386-411 / AD 996-1021. Half Dirham (Silver, 18 mm, 1.34 g, 9 h), al-Mahdiya, date illegible. Album 711. Nicol 1274ff. Traces of mounting and with some scratches, otherwise, about very fine.