ANCIENT ROMAN SILVER ANTONINIANUS EMPEROR GORDIAN III.

Gordian III (238-244). AR Antoninianus (22mm, 4.32g). Rome, 243-4. Radiate and draped bust r. R/ Securitas, standing l., with sceptre, leaning against column.

M. Antoninus Gordianus, grandson of the elder Gordianus, either by a daughter or by the younger Gordianus. The soldiers proclaimed him Emperor in July, A.D. 238, after the murder of Balbinus and Pupienus. He defeated the Persians in 242. He was assassinated in 244 and succeeded by Philippus.