ItemNo: 3456
Acc_no: AR3199
Ruler: Kay Kawus II (1246-1250 AD)
Dynasty: Seljuqs of Rum
Denomination: AR dirham
Ruler: al-Mustasim billah
Mint: Siwas
Date: 644 AH
Weight (g): 2.90
Diameter (mm): 22
Die Axis: 5:30
References: Izmirlier 2009, no. 527