Watch List notes:

SELJUQ OF RUM: Kayqubad I Ibn Kaykhusraw (1219-1236), silver dirham (2.79g), Siwas (Sivas) mint, AH 628. Citing Abbasid caliph Al-Mustansir Billah. Kayqubad cited as "al-sultan al-mu'azzam" ("the glorified sultan"). A-1211.3. Extremely fine.

Estimate: 60-80