Gallienus, 253 - 268 AD
Billon Antoninianus, Antioch Mint, 22mm, 4.25 grams
Obverse: GALLIENVS AVG, Radiate, draped and cuirassed bust of Gallienus right.
Reverse: P M TR P XV P P, Neptune standing left with foot on prow and leaning arm on knee and holding trident, VIIC. in exergue.
RIC 603 // MIR 1638a
Nearly UNC, some scattered corrosion.