ItemNo: 1689
Acc_no: AR0629
Ruler: temp. Harun al-Rashid (786-809 AD)
Dynasty: Abbasid Caliphate
Denomination: AR dirham
Ruler: Muhammad (al-Amin)/Sallam/Surad
Mint: al-Muhammadiyah (II)
Date: 175 AH
Weight (g): 2.96
Diameter (mm): 25
Die Axis: 2:30
References: SICA 3, no. 1389