Watch List notes:

SICILIAN REBELLION: Muhammad b. 'Abbad, 1219-1222, BI dirham (0.83g), A-A747, Tarascio-146, ICV-887 (this coin illustrated), claiming to be caliph, with the title amir al-mu'minin, lovely strike, VF to EF, ex Tim Wilkes Price List 18, Lot 80, January 2013. The Muslim revolt extended throughout a whole stretch of western Sicily. The rebels were led by Muhammad Ibn Abbad. He called himself the "prince of believers", struck his own coins, and attempted to find Muslim support from other parts of the Muslim world, but failed.

Estimate: 200-300 USD