GHORID: 'Ala al-Din al-Husayn, 1st reign, 1149-1151, AR dirham (3.27g), NM, ND, A-L1754, with his full title al-malik al-mu'azzam 'alâ al-dunya wa'l-din al-hasan bin al-husayn (sic), with the Great Seljuq Sanjar cited as al-sultan al-a'zam, probably without mint & date, unpublished, VF, RRR.
Estimate: 110-150 USD