KHWARIZMSHAH: Mangubarni, 1220-1231, AR dirham (1.74g), NM, AH(61)8, A-1745C, hexagram design, the ruler is cited merely as al-sultan al-mu'azzam, probably struck in or near Ghazna; enough of the numeral "8" is visible to confirm the date, the only known date for this type, VF, RRR.
Estimate: 120-160 USD