Watch List notes:

ABBASID: al-Mutawakkil, 847-861, AV dinar (4.22g), al-Basra, AH247, A-229.4, Bernardi-158Je, citing the heir-apparent as al-Mu'tazz, narrow flan, as all issues dated AH247, very rare mint for this type in gold, VF, RR.

Estimate: 300-400 USD