Islamic Dynasties
Abbasid. al-Qahir (AH 320-322 / AD 932-934) gold Dinar AH322 XF, Tustar min al‑Ahwaz mint, avenger type, A-252.The "avenger" type was struck only during the year 322, in gold primarily at al-Ahwaz, Suq al-Ahwaz, and Tustar mint al-Ahwaz. "Tustar" was an Arabicized name for the city of Shushtar.
Estimate: 800-1000 USD