Caracalla Sestertius RIC IV Caracalla 500C

Monetary Context and Denominational Function

During the joint and sole reigns of the Severan dynasty, the sestertius remained the premier large-denomination brass token within the Roman monetary system. Valued at four asses or one quarter of a silver denarius, the sestertius had historically been struck from orichalcum (a copper-zinc alloy), although metal analyses of third-century specimens often reveal variable zinc contents and the increasing use of recycled bronze. While the silver coinage under Caracalla underwent progressive debasement leading to the creation of the antoninianus in 215 AD, large aes denominations retained substantial physical presence and intrinsic utility in urban markets. Because of its broad diameter and substantial flan surface, the sestertius served as the Roman state's most effective vehicle for intricate narrative and architectural propaganda. High-relief dies on sestertii conveyed civic monuments, imperial games, and major public infrastructure to an audience ranging from senatorial elites to everyday consumers in the capital.

Mint of Rome and Production Technology

The entire emission of RIC IV Caracalla 500C was produced exclusively by the central imperial mint in the city of Rome. Production of these heavy copper-alloy flans required cast blanks that were subsequently hammered between engraved iron dies. The execution of the reverse die for the Circus Maximus series was a tour de force of Roman celature, requiring an engraver to carve multi-layered architectural details, miniature human and animal figures, and clear lettering into a recessed concave surface. Striking such large dies demanded substantial percussive force from multiple hammer blows, which occasionally resulted in slight double striking or off-center impressions on surviving examples. The presence of the formulaic abbreviation S C (Senatus Consulto) on the reverse underscored the traditional constitutional role of the Senate in supervising the brass and bronze coinage, even as the ultimate decision to commemorate games and circus renovations emanated directly from the imperial court.

Obverse Iconography and Imperial Portraiture

The obverse of RIC IV Caracalla 500C presents a right-facing portrait bust of Caracalla characterized by the civic laurel wreath and military cuirass. This specific portrait treatment distinguishes variant 500C from related sub-types such as 500A, which exhibits a laureate and draped bust, or 500B, which shows a laureate, draped, and cuirassed bust. By 213 AD, portraiture of Caracalla had completely abandoned the youthful idealism of his joint rule with Septimius Severus. The engraving emphasizes an aggressive, furrowed brow, cropped military hairstyle, and heavy facial features that aligned with his self-fashioning as a soldier-emperor. The cuirass reinforces this martial emphasis, presenting the emperor as an active commander dedicated to the defense of the frontier and the loyalty of the legions.

The Circus Maximus Design and Architectural Iconography

The reverse design of RIC IV Caracalla 500C features an extraordinary perspective view of the Circus Maximus packed with dynamic detail. The composition captures the elongated racing track from an elevated vantage point, displaying the central spina (barrier) flanked by conical metae (turning posts) at either end. Prominently set upon the spina is the great Egyptian obelisk originally brought to Rome by Augustus, alongside ornamental pavilions, statues, lap-counters shaped like dolphins and eggs (ova), and the Magna Mater seated on a running lion. Four-horse chariots (quadrigae) are rendered in mid-stride along the track, evoking the intensity of the races. This numismatic snapshot reflects both the architectural splendor of the circus complex and the lavish ludi (games) staged by Caracalla in 213 AD to celebrate his military campaigns and secure popular support.

Epigraphy and Titulature Analysis

The obverse legend reads M AVR ANTONINVS PIVS FELIX AVG, expanding to Marcus Aurelius Antoninus Pius Felix Augustus. The inclusion of Pius Felix marks a formulaic continuity of Antonine legitimacy, while Augustus establishes supreme imperial prerogative. The reverse inscription reads P M TR P XVI IMP II COS IIII P P S C, representing Pontifex Maximus, Tribunicia Potestate sextum decimum, Imperator secundum, Consul quartum, Pater Patriae, Senatus Consulto. The recording of the sixteenth tribunician renewal firmly anchors the die manufacture and striking to the year 213 AD. The designation COS IIII notes his fourth consulship, which commenced in 213 AD alongside Decimus Caelius Calvinus Balbinus. Together with the second imperial salutation (IMP II), these titles furnish precise epigraphic evidence for the chronology of Caracalla's sole administrative activity.

Typological Classification and Chronological Placement

Within the scheme established by Harold Mattingly and Edward Sydenham in The Roman Imperial Coinage, the Circus Maximus sestertii of 213 AD are grouped under number 500. This entry is subdivided into distinct lettered varieties based upon specific portrait drapery and armor combinations. Sub-type 500C is explicitly restricted to specimens where the emperor is portrayed solely laureate and cuirassed. The entire issue belongs strictly to the year 213 AD as dictated by the sixteenth tribunician power (TR P XVI). This was a momentous year during which Caracalla departed Rome for the northern frontiers to campaign against the Alamanni, making the distribution of massive commemorative bronzes depicting the grandest arena of the capital a vital gesture of imperial presence in absentia.

Circulation Patterns and Archaeological Evidence

Because of their substantial metallic value and commemorative subject matter, sestertii of this series circulated widely within Italy and the western provinces, though findspots outside major urban centers and military bases remain relatively scarce. Unlike common bronze types bearing personifications of Pax or Securitas, complex architectural types were often held in circulation for extended periods, resulting in noticeable edge wear and flattening on high-relief elements like the circus spina. In hoards deposited throughout the middle of the third century, these Severan sestertii occasionally appear alongside earlier Antonine bronzes, having circulated for decades until the catastrophic debasement of base-metal coinage during the 260s AD caused the formal demonetization and widespread melting of early imperial orichalcum.

References

1. I Grandi Bronzi Imperiali: Caracalla. vol. IV-1, no. 85
2. Roman Circuses: Arenas for Chariot Racing. pp. 118-124
3. Online Coins of the Roman Empire: RIC IV Caracalla 500C. RIC IV Caracalla 500C
4. The Roman Imperial Coinage, Volume IV, Part I: Pertinax to Geta. p. 296, no. 500c