Ancient Roman billon follis of Constantius I Chlorus, struck during his tenure as Caesar under the Tetrarchy. The coin was minted in Carthage and belongs to the distinctive African issues of the Diocletianic monetary reform. Obverse: Laureate head of Constantius I Chlorus facing right. Legend: CONSTANTIVS NOB CAES Reverse: Personification of Carthage, standing facing, head turned left. She holds ears of grain in her right hand and a palm branch with dates in her left, symbolizing fertility, prosperity, and Africa’s vital role in supplying Rome with grain. Legend: SALVIS AVGG ET CAESS FEL KART (“For the safety of the Augusti and Caesars – Happy Carthage”) Exergue: Γ (officina mark of the Carthage mint) This reverse type emphasizes the loyalty and prosperity of the African provinces and represents one of the most characteristic Carthaginian issues of the Tetrarchic period. Historical Context Constantius I Chlorus was one of the four rulers of the Tetrarchy established by Diocletian and governed the western provinces as Caesar. He was an effective military commander and capable administrator, particularly in Gaul and Britain. His lasting historical importance lies in being the father of Constantine the Great, who would later transform the Roman Empire.