Seljuq of Rum. Kaykubad. AR Dirham , Kayseri mint, 639 AH. D/ Citing the Caliph al-Nasir in two lines and 'amir al-mu'minin' above and below; date around. R/ Name and title in three lines; mint above. Album 1211; Broome 162. 2.90 g. 22.00 mm. Nicely toned. About EF.