Islamic, Fatimids, Ibn al-Thumna, Emir of Syracuse (c. 1052-62), Robaï, 1.00g/4h (Tarascio 57; Spahr p.127, a-g). Very fine and very rare (£400-500)

Robert Guiscard, with his brother Roger, invaded Sicily and captured Messina in 1061 with comparable ease due to the help given by Ibn al-Thumna, one of the rival emirs of Sicily, against Ibn al-Hawas