Coin depicted roughly twice actual size*

Antoninianus of Probus

Bronze antoninianus, 21mm, 3.16gm, issued AD 276-282 Rome mint.

Obv: IMP PROBVS PF AVG, Radiate, draped, cuirassed bust right.

Rev: ADVENTVS AVG (R Z in ex.), Probus, riding left, raising right hand and holding sceptre in left hand; at his feet, captive.

References: see Sear 11963, RIC 155.