Obv.: IMP C P LIC GALLIENVS AVG – Radiate, draped, and cuirassed bust of Gallienus right. Rev.: [Reverse legend depending on type, e.g., “PAX AVG”] – Personification standing or seated, holding corresponding attributes (e.g., branch, sceptre, globe); mintmark of Antioch in exergue. Metal: Billon (silvered bronze). Diameter: approx. 22 mm. Weight: approx. 3.3–4.0 g. Minted in Antioch, 6th officina. Historical Context: Gallienus ruled from AD 253 to 268 during one of the most turbulent periods of the Roman Empire, marked by usurpations, frontier wars, and economic instability. Nevertheless, he implemented important reforms in the military and coinage. The Antioch-minted antoniniani are notable for their clear portraits and reverse designs that often depict peace, harmony, or military victory.