ISLAMIC, Seljuks. Rum. Rukn al-Din Qilich Arslan IV, first sole reign, AH 646-647 / AD 1248-1249. Dirham (Silver, 22 mm, 2.89 g, 9 h), Sivas, AH 646 = 1248/9. An archer on horseback to right; a crescent to left; a pellet behind his back; a star below; all within an angled polylobe; around, ‘al-sulṭān al-aʿẓam Rukn al-Dunyā wa al-Dīn Qilij Arslān ibn Kay Khusraw qasīm Amīr al-Muʾminīn’ (‘The supreme sultan Rukn al-Dunya wa al-Din Qilij Arslān, son of Kay Khusraw, associate of the Commander of the Believers’ in Arabic). Rev. Citing the ʿAbbasid caliph al-Mustaʿsim billah (AH 640-656 / AD 1242-1258) within an angled polylobe, ‘al-imām / al-Mustaʿṣim billāh / amīr al-muʾminīn’ (‘Imam al-Mustaʿsim billah, Commander of the Believers’ in Arabic); around, ‘ḍuriba hādhā al-dirham bi Sīwās fī sana sitt wa arbaʿīn wa sitta miʾa’ (‘This dirham was struck in Sivas in the year 646’ in Arabic). Album 1226. Rare. Areas of weakness and with some scratches, otherwise, very fine.