Reference: Göbl 257. R!Mint Period: 710-720 ADDenomination: AR DrachmRuler: Shahi Tigin (710-720 AD)Material: Silver (low purity)Diameter: 25mmWeight: 2.52gmObverse: Crowned sasanian type bust right, wearing flame-topped crown. Inscription to right. All within a border of pellets.Reverse: Stylized fire altar flanked by attendants.