ISLAMIC, Anatolia & al-Jazira (Post-Seljuk). Artuqids (Kayfa & Amid). Fakhr al-Din Qara Arslan, AH 543-570 / AD 1148-1174. Fals (Bronze, 27 mm, 7.61 g, 6 h), Hisn Kayfa (on the Tigris). Christ Pantokrator enthroned facing; two stars above throne. Rev. Name, titles and ancestors of Fakhr al-Din Qara Arslan in four lines and in margins. Album 1820.2. S&S Type 2.1 var (no numerals). Very rare variety; green patina light earthen highlights. Very fine.