Watch List notes:

SASANIAN KINGS. Ardaxšīr (Ardashir) I. AD 223/4-240. AR Drachm (26mm, 4.25 g, 3h). 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 / Fire altar (flames 2) with diadems (type G). SNS type IIIa/3a; Sunrise –. Near VF, toned."

From the collection of David Sellar MVO, former Lord Lyon King of Arms.