SASANIAN KINGS. Ardaxšīr (Ardashir) I. AD 223/4-240. AR Obol (14mm, 0.67 g, 9h). Mint C (Ctesiphon"). Phase 3, circa AD 233/4-238/9. Bust right, wearing diadem (type R) and close-fitting headdress with korymbos and no earflaps; pellets flanking ribbons / Fire altar (flames 2) with diadems (type G). SNS type IIIa(4a)/3a(2b); Sunrise 719 var. (position of pellets). VF, toned, light roughness."