Watch List notes:

SELJUQ OF WESTERN IRAN: Mu'izz al-Din Muhammad, fl. 1138-1139, AV dinar (1.48g), Madinat al-Salam, AH533, A-1691H, Jaffar-MS.533B (same dies), citing the caliph al-Muqtafi and the Seljuq overlord Sanjar, clear mint & date, VF to EF, RRR. Muhammad is perhaps the son of Mas'ud b. Muhammad, who might have briefly been recognized at Madinat al-Salam by the caliph al-Muqtafi for unknown political reasons.

Estimate: 500-700 USD