Constantine I
Caesar A.D. 306–307 Augustus A.D. 307–337
Constantine I, known to history as Constantine the Great, reshaped the Roman world more profoundly than any emperor since Augustus. His rise from the Tetrarchic system to sole ruler marked the end of decades of instability, while his military victories, administrative reforms, and patronage of Christianity transformed the empire’s political and cultural landscape. His coinage is vast, varied, and historically rich — spanning the final phases of the Tetrarchy, the civil wars, and the consolidation of a new imperial order. The mints active during his reign produced an extraordinary range of types, offering collectors a deep and rewarding field of study.
Listed by Mint and RIC number