ATABEGS OF KHUZESTAN: Husam al-Din Aydughdi, ca. 1155-1175, AV dinar (2.96g), 'Askar, AH"503", A-1921K, citing the Great Seljuq brothers Arslan b. Tughril and Muhammad b. Tughril and the caliph al-Mustanjid; the date, fully legible on this piece, is an error for either 556 or 563; mint name & date fully legible, VF, RRR.
Estimate: 260-300 USD