Watch List notes:

ISLAMIC, Anatolia & al-Jazira (Post-Seljuk). Zangids (al-Mawsil). 'Izz al-Din Mas'ud I. AH 576-589 / AD 1180-1193. Æ Dirhem (29mm, 13.84 g, 10h). al-Jazira mint. Dated AH 577 (AD 1180/1). Male head left, wearing crested helmet; Kalima around / Name and titles of Abbasid Caliph al-Nasir and Mas'ud in four lines; mint and date in outer margin. Whelan Type I; S&S Type 62; Album 1863.1. VF, brown patina, surface a bit rough.

From the J. P. Righetti Collection.