*Abbasid, al-Mu'tazz, dinar, Misr 254h, naming heir as 'Abdallah b. Amir al-Mu'minin, with ibriz (?) below obverse field, 4.19g (Bernardi 163De RR), good fine and rare The characters at the bottom of the obverse field were read by Bernardi as the single letter sin, but on the present coin at least there are clearly four 'teeth' visible which are not all uniformly joined.
Estimate: £400 - 600