SASANIAN KINGS. Hormizd IV, AD. 579-590. Silver Drachm (4.12 gm; 30 mm). GW or GO (Gorgan or Qum) mint, year 5. Obverse; Hormizd bust turning right, reverse, fire altar with attendants, mint: GW or GO (Gorgan or Qum), year 5. Sunrise 971A var. Well struck for the issue. Choice EF.