ISLAMIC, Anatolia & al-Jazira (Post-Seljuk). Artuqids (Mardin). Najm al-Din Alpi, AH 547-572 / AD 1152-1176. Dirham (Bronze, 29 mm, 11.83 g, 10 h), uncertain mint (Mardin?). Large diademed male head to right; below, laqab of Najm al-Din Alpi; on the neck, countermark of the name of 'Najm al-Din'. Rev. Legend in Arabic in three lines, 'Malik al-umara / Abu al-Muzaffar / Alpi bin; Legend around in Arabic, 'Il-Ghazi / Timurtash bin / bin Artuq'. Spengler & Sayles 27. Minor flatness from countermarking, otherwise, good very fine.
The head on the obverse of this issue was copied from the tetradrachms of the Seleucid King Antiochos VII (138-129 BC).