Watch List notes:

ISLAMIC, Seljuks. Rum. Kay Ka'us II, Qilich Arslan IV, & Kay Qubadh II, AH 647-657 / AD 1249-1259. Dirham (Silver, 23 mm, 2.95 g, 4 h), struck in the name of the Abbasid caliph Al-Musta 'sim bi' Allah, Sivas, AH 653= 1255/1256. The Kalima, mint and date in ornamental Arabic script, arabesque above; the whole within dotted margin. Rev. Names of the "Three Brothers" in ornamental Arabic script, arabesque above; the whole within dotted margin. Broome 355 B(i). Rare variety. Some flatness from striking, otherwise, nearly extremely fine.