ISLAMIC, 'Abbasid Caliphate. temp. Al-Mutawakkil, AH 232-247 / AD 847-861. Dirham (Silver, 23 mm, 2.49 g, 3 h), al-Muhammadiya, AH 245 = AD 859/60. SICA IV, 827. Struck from somewhat worn dies, otherwise, very fine.