Mamluks. al-Zahir Sayf al-Din Jaqmaq, AH 842-857 / AD 1438-1453. Akçe (Silver, 16 mm, 1.66 g, 1 h), Çemişgezek, AH 852 = AD 1448/9. Within a square, ‘lā ilāha illā / Allāh Muḥammad / rasūl Allāh’ (‘There is no deity but Allah. Muhammad is the messenger of Allah’ in Arabic); the names of the four Rashidun Caliphs in Arabic in the four surrounding panels, two of them off flan: Abūbakr / ʿUmar / ʿUthmān / ʿAlī. Rev. Within a central circle, ‘ḍarb Jimishkizik sana 852’ (‘Struck in Çemişgezek, year 852’ in Arabic); in the margin, ‘al-sulṭān al-malik al-ẓāhir Jaqmaq khalada mulkuhū’ (‘The Sultan and King al-Zahir Jaqmaq. May his kingdom be perpetuated’ in Arabic). Album A1016 (mislisted under Aynal, AH 857-865 / AD 1453-1461). Extremely rare. Minor areas of weakness and flan faults on the edge, otherwise, very fine.