Watch List notes:

BUWAYHID: 'Imad al-Din Abu Kalijar, 1024-1048, AR dirham (4.35g), Suq al-Ahwaz, AH420, A-A1584, fine gold, unknown to Treadwell, and none of this year recorded on CoinArchives, AU, RR. Nearly pure gold, unlike the debased gold of AH421 that has recently become occasionally available.

Estimate: 400-500 USD