Watch List notes:

ISLAMIC, 'Abbasid Caliphate. al-Mu'tazz. AH 252-255 / AD 866-869. AR Dirham (21mm, 3.12 g, 3h). Dimashq (Damascus) mint. Dated AH 251 (AD 865/6). Album 236.1; Wilkes 413. VF, areas of weak strike at periphery, slightly wavy flan. Rare.