SASANIAN KINGS. Ardaxšīr (Ardashir) I. AD 223/4-240. AR Drachm (27mm, 4.40 g, 9h). Mint C ("Ctesiphon"). Phase 3, circa AD 233/4-238/9. Bust right, wearing diadem (type R) and mural crown / Fire altar (flames 2) with diadems (type G). SNS type V(4a)/3a(2b); Sunrise 721 var. (pellets before crown). EF, toned. Rare.