Silver Antoninianus, 23 mm, 4.88 gm. Obv: Radiate, draped, and cuirassed bust of Balbinus right Rev: PIETAS MVTVA AVGG, clasped right hands.
Rome mint, 2nd emission, 238 AD.
Balbinus was co-emperor with Pupienus for three months in 238, the Year of the Six Emperors. Balbinus suspected Pupienus of wanting to supplant him, they were both assassinated by the Praetorian Guard (Balbinus on July 29, 238.