Coin depicted roughly twice actual size*

As of Gordian III

Bronze as, 25mm, 8.44gm, issued AD 241-244 Rome mint.

Obv: IMP GORDIANVS PIVS FEL AVG, Laureate, draped, cuirassed bust right.

Rev: AETERNITATI AVG S C, Sol standing raising right hand and holding globe in left hand.

References: Sear 8773, RIC 297b.