Caracalla Bronze Dupondius RIC IV Caracalla 552

Monetary Context and Denominational Structure

The monetary system of the Severan dynasty operated under significant financial strains brought about by military salary increases, imperial donatives, and sweeping public building campaigns. By 215 AD, the precious metal coinage had experienced structural transformations, most notably through Caracalla's introduction of the double denarius (antoninianus) and the continued reduction of fineness in standard denarii. Within this broader monetary framework, base-metal coinage remained indispensable for domestic commerce, urban retail transactions, and day-to-day administrative payments across Italy and the western provinces. The dupondius occupied a vital intermediate tier within the Roman monetary hierarchy, functioning at twice the value of an as and half that of a large brass sestertius. Since the Augustan reforms, the dupondius had primarily been struck in orichalcum (a copper-zinc alloy) rather than unalloyed copper. However, under the Severan emperors, metallographic analysis reveals that alloy composition grew increasingly irregular, frequently blending recycled scrap bronze, lead, and lower zinc proportions into generic copper alloys. To prevent confusion between the dupondius and the similarly sized copper as, the radiate crown had been established in the first century AD as a universal visual indicator of double-unit denominations. RIC IV Caracalla 552 adheres strictly to this convention, pairing the radiate imperial portrait with base-metal fabric to maintain denominational clarity amidst fluctuating physical alloy qualities.

Production Standards and Mint Organization

The production of RIC IV Caracalla 552 was conducted exclusively at the central imperial mint in Rome. Although Caracalla himself was actively travelling across the eastern Mediterranean in 215 AD, touring Asia Minor, Antioch, and Egypt ahead of his projected campaign against the Parthian Empire, the urban mint at Rome continued uninterrupted high-volume output under the oversight of imperial monetary officials. Strikings of base-metal bronze denominations in Rome required formal coordination between imperial directives and traditional administrative bodies, signified by the prominent retention of the letters S C (Senatus Consulto) on the reverse field. Mechanically, the mint organized its workforce into specialized officinae responsible for cutting dies, casting flans, and striking pieces in consistent batches. Base-metal flans during this period were typically cast in individual two-part moulds or prepared as cast strips before being severed and cold-hammered into round, bevelled blanks. Weight standards for the dupondius in the middle Severan period generally clustered around eleven to thirteen grams, though individual specimens exhibit considerable variance typical of third-century Roman aes issues, where coins were struck to an average weight per pound of alloy rather than strictly adjusted piece-by-piece.

Obverse Iconography and Imperial Image

The obverse of RIC IV Caracalla 552 showcases a portrait of Caracalla as sole Augustus, turned to the right. He wears the radiate crown of Sol, whose sharp points project outward from his curly hair. Severan die-engravers in 215 AD rendered the emperor with a short, tightly curled military beard, heavy brow, and intense facial expression, deliberately conveying martial energy, vigor, and authority. This grim, hardened stylistic treatment was systematically adopted across imperial dies following the execution of his brother Geta in 211 AD and his decisive northern campaigns in 213 AD. The radiate crown functioned on multiple semiotic levels: technically, it identified the coin as a dupondius; ideologically, it aligned the ruler directly with the cosmic power of the sun god Sol. The die execution reflects the skilled hand of master engravers working within the established Severan court style, where facial features were executed with strong, deep cuts into the iron die to ensure durability through prolonged production runs.

Reverse Design: The Radiate Thunderbolt Lion

The reverse iconography of RIC IV Caracalla 552 presents a dramatic and unusual composition: a powerful male lion walking steadily toward the left. The beast is crowned with radiate solar rays extending around its mane, mimicking the radiate solar crown of the obverse portrait. Gripped securely in the lion's jaws is a winged thunderbolt (fulmen), the premier weapon of Jupiter, the supreme deity of the Roman pantheon. In the field flanking the lower body or in the exergue, the formulaic letters S C are positioned. This complex design combines the solar majesty of Sol Invictus, the terrestrial dominion and martial ferocity of the lion, and the supreme celestial authority of Jupiter Optimus Maximus. Roman religious syncretism in the early third century increasingly merged solar cults, Hercules, and eastern deities such as Dea Caelestis or Mithras, with the lion frequently serving as a solar avatar and symbol of inexorable strength. By depicting the lion carrying Jupiter's thunderbolt, the design proclaims that the cosmic and earthly domains are united under the protection and divine mission of the emperor, reinforcing his military stature as he journeyed toward the eastern frontier.

Epigraphy and Imperial Titles

The inscriptions on RIC IV Caracalla 552 are executed in crisp Roman epigraphic capitals, following the standardized imperial titulature of 215 AD. The obverse legend reads ANTONINVS PIVS AVG GERM, standing for Antoninus Pius Augustus Germanicus. This condensed formula illustrates the accumulation of imperial honors: Antoninus reaffirms his dynastic continuity with the Antonine golden age via Septimius Severus's fictive adoption; Pius emphasizes his filial devotion and piety; Augustus asserts his supreme constitutional power; and the victory title Germanicus highlights his successful operations along the northern frontier in 213 AD. The reverse inscription reads P M TR P XVIII COS IIII P P, followed by S C. Expanded, this reads Pontifex Maximus, Tribunicia Potestate duodevicesimum, Consul quartum, Pater Patriae, Senatus Consulto. The recording of Caracalla's eighteenth renewal of the tribunician power alongside his fourth consulship provides an exact calendar window of 215 AD for the creation and emission of this specific die series, while Pater Patriae emphasizes his paternal role over the Roman commonwealth.

Typology and Chronological Classification

RIC IV Caracalla 552 represents a specific catalogued entry within the framework established by Harold Mattingly and Edward A. Sydenham in The Roman Imperial Coinage. The type belongs to a larger thematic series struck in 215 AD across multiple denominations, sharing the distinctive radiate-lion-with-thunderbolt reverse motif. Equivalent versions of this design appear on aurei, denarii, and sestertii, reflecting a coordinated imperial messaging campaign distributed simultaneously through gold, silver, and aes media. While the sestertius of this design depicts the emperor with a laureate bust, the dupondius is defined precisely by its radiate crown. Within the Roman mint's output for TR P XVIII, this animal motif contrasted sharply with standard personifications such as Fides, Pax, and Victoria, highlighting a concentrated burst of solar and divine triumphal propaganda during this exact administrative year. Surviving dies demonstrate slight variations in letter spacing, the orientation of the thunderbolt, and the exact angle of the lion's head, but the essential typology remains uniform and strictly limited to this single calendar year.

Circulation Patterns and Monetary Survival

Upon release from the Rome mint, dupondii of RIC IV Caracalla 552 circulated alongside older aes coinage dating back through the Antonine, Hadrianic, and even Flavian periods. In the third century AD, Roman aes denominations enjoyed exceptionally long circulation lives due to relatively low replacement rates compared to silver denarii and radiates. Base-metal pieces moved primarily through Italian markets and urban centers across the western provinces, including Gaul, Hispania, and the Danubian frontier, where military encampments sustained high commercial velocity. Because bronze pieces possessed low intrinsic value compared to silver, they were rarely hoarded in large savings deposits; instead, they are most frequently recovered from urban excavations, settlement losses, river crossings, and mixed base-metal site finds. Many extant specimens show signs of prolonged wear, countermarks, or surface corrosion, testifying to decades of active handling before the general collapse and re-tariffing of the Roman base-metal coinage system in the later third century.

References

1. Coins of the Roman Empire in the British Museum, Volume V: Pertinax to Elagabalus. Caracalla, Aes issues of 215 AD
2. Online Coins of the Roman Empire: RIC IV Caracalla 552. ric.4.crl.552
3. The Roman Imperial Coinage, Volume IV, Part I: Pertinax to Geta. p. 302, no. 552