Watch List notes:

FATIMID: al-Zahir, 1021-1036, glass jeton/weight (6.42g), ND, A-718, FGJ-180, obverse text in 3 lines, al-zahir / li-a'zaz din Allah / amir al-mu'minin, lightly porous surfaces, Fine to VF, R. Heavy weight, which matches the weight of 1½ dinars (4.26g x 1.5).

Estimate: 150-200 USD