ZURAY'ID: Muhammad b. Saba', 1139-1155, AV dinar (2.33g), 'Adan, AH(54)1, A-1080, citing the deceased Fatimid Imam al-Amir al-Mansur, and his long titulature al-malik al-sayyid al-mukarram 'azim al-arab sultan amir al-mu'minin da'i amir al-mu'minin, with his name muhammad above and his laqab mufarraj below the obverse, EF, R.
Estimate: 350-450 USD