FATIMID: al-Mustansir, 1036-1094, glass weight/jeton (7.70g), A-724, FGJ-304, amir / al-mu' in the center (without the last 4 letters of al-mu'minin), caliph's name around, uniface; light bluish gray, translucent, appears to be light weight example of this type, intended for about 8.5g for the weight of two gold dinars, VF, RR.
Estimate: 150-200 USD