Watch List notes:

ISLAMIC, Persia (Post-Seljuk). Khwarizm Shahs. Jalal al-Din Mangubarni. AH 617-628 / AD 1220-1231. AV Dinar (25mm, 3.83 g, 1h). Citing the 'Abbasid caliph al-Nasir as overlord. Tulak mint. AH date not visible. la ilah illa/ 'llah muhammad/rasul allah/al-nasir li-din Allah/amir al-mu'minin in four lines; ornament above; Umayyad "Second Symbol" (al-Quran Sura 9:33) in outer margin / al-sultan al-a'zam/jalal al-dunya wa al-din/mangubarni/ ibn al-sultan in four lines; [uncertain legend in outer margin]. Cf. Album 1742 (for denomination) and C1751 (for an Æ jital of this mint); ICV 1905; Zeno 156561. Flan crack, areas of flat strike. VF. Extremely rare.