English: SASANIAN KINGS. Ardaxšīr (Ardashir) I. AD 223/4-240. AV Double Dinar (28mm, 14.99 g, 3h). Mint C ("Ctesiphon"). Phase 3, circa AD 233/4-238/9. mzdysn bgy ’rthštr MRK’n MRK’ ’yr’n MNW ctry MN yzd’ in Pahlavi, bust right, wearing diadem (type R) and close-fitting headdress with korymbos and no earflaps / NWR’ ZY in Pahlavi to left, ’rthštr in Pahlavi to right, fire altar (flames 1) with diadems (type R). SNS type IIIa(4a)/3a and pl. 8, A14 var. = Göbl pl. 1, 9 var. = Paruck pl. 11, 34 var. = De Morgan pl. 45, 9 var. = Alram 670 var. = BM Inv. 1887, 1201.27 var. (pellet behind korymbos); otherwise, unpublished. Good VF, minor deposits in obverse devices, hint of die rust. Extremely rare, apparently the second known.