Gordian III Sestertius RIC IV Gordian III 298A

Monetary Context and Base Metal Coinage under Gordian III

During the reign of Gordian III (AD 238 to AD 244), the Roman monetary system was characterized by profound structural shifts, primarily driven by escalating military expenditures along the eastern frontier and the northern Danube border. The silver currency underwent rapid transformation through the heavy reintroduction and eventual domination of the radiate double denarius, or antoninianus, which substantially displaced the traditional silver denarius in routine state disbursements. In contrast, the large-format aes coinage, headed by the sestertius and accompanied by the dupondius and as, maintained traditional roles in the internal market economy and municipal transactions across Italy and western provinces. The sestertius catalogued as RIC IV Gordian III 298A belongs to the substantial bronze output produced at Rome toward the end of the young emperor's reign. Although struck on copper-alloy blanks often catalogued generically as bronze, sestertii of this era were traditionally minted in orichalcum, a copper-zinc alloy, though metal purity was increasingly irregular during the mid-third century AD. By the early AD 240s, economic strain had begun to compress the output of smaller fractional bronze denominations such as the semis and quadrans, leaving the sestertius as the principal large-denomination base-metal coin in active use. The mark S C (Senatus Consulto) on the reverse perpetuated the constitutional fiction of senatorial oversight over bronze minting, preserving continuity with early imperial monetary traditions even as military imperatives dominated imperial policy.

Mint Operation, Flans, and Production Standards

Production of RIC IV Gordian III 298A occurred exclusively at the imperial mint in Rome. During the third century AD, the Rome mint operated with multiple officinae, or workshops, that systematically organized the engraving of dies, blank preparation, and striking across various denominations and thematic reverse series. Stylistic and hoard evidence demonstrates that the workshops coordinating aes issues shared engravers and portrait models with the parallel silver emissions. Sestertii of this period exhibit substantial variation in planchet preparation and striking regularity. Blank flans were cast in open or composite moulds, occasionally leaving visible casting sprues or edge bevels prior to striking. The standard theoretical weight of the sestertius had declined modestly from the early imperial standard of roughly 25 to 27 grams; by the reign of Gordian III, average weights clustered between 18 and 22 grams, with individual specimens displaying a wide distribution caused by batch-weighing rather than individual blank adjustment. Die axes generally adhere to a regular six o'clock or twelve o'clock alignment, reflecting the use of loosely hinged or guided dies typical of the Rome mint. The striking of RIC IV Gordian III 298A was conducted at high volume, leading to visible die wear, edge cracking, and occasional die cracks on surviving examples.

Obverse Portraiture and Royal Iconography

The obverse of RIC IV Gordian III 298A features a right-facing portrait bust of Gordian III, depicted as laureate, draped, and cuirassed. In the Roman imperial denomination system, the laurel wreath served as an explicit diagnostic marker distinguishing the sestertius from the double-value sestertius (when minted) and the radiate dupondius, both of which carried a radiate crown. The bust type combines military cuirass and ceremonial mantle (paludamentum), underscoring the young ruler's dual presentation as supreme military commander and legitimate constitutional prince. Artistically, the portrait belongs to Gordian III's mature portrait group, produced between AD 241 and AD 244. Unlike the earliest issues of AD 238 to AD 240, which emphasized the emperor's boyish and rounded facial features, portraits from this later horizon show an older youth with a lengthened jawline, defined facial planes, and tightly rendered curls held by a laurel wreath with flowing ribbons behind the neck. Engravers at the Rome mint captured this physiognomic transition consistently across both precious-metal and base-metal series, projecting stability and imperial maturity on the eve of the campaign against the Sasanian Empire.

Reverse Iconography: Jupiter Stator

The reverse of RIC IV Gordian III 298A features Jupiter Stator, depicted nude, standing facing with his head turned toward the right. He holds a long, vertical sceptre in his right hand and cradles a thunderbolt in his left hand, framed in the lower field by the prominent letters S and C. In Roman religious and military tradition, Jupiter Stator was the god who arrested panic, held soldiers firm in battle, and turned retreating armies back to face their adversaries, a cult dating back mythologically to Romulus. Under Gordian III, this reverse type appeared in parallel across aurei, antoniniani, denarii, and sestertii starting in AD 241. The introduction of Jupiter Stator coincided directly with the mobilization for the Persian expedition directed by the praetorian prefect Timesitheus. Rather than merely celebrating passive divine protection, the type invoked active military steadfastness, appealing to the loyalty and resolve of the legions deployed along the Euphrates frontier. The posture of the god, displaying physical strength while brandishing the divine fulmen alongside the regal sceptre, provided a compelling visual reassurance of cosmic patronage behind the Roman arms.

Epigraphic Analysis and Legend Formulations

The inscriptions on RIC IV Gordian III 298A follow the standardized epigraphic conventions of Gordian III's middle and late reign. The obverse legend reads IMP GORDIANVS PIVS FEL AVG, an abbreviation of Imperator Gordianus Pius Felix Augustus. This titular formula, introduced in AD 239 following the adoption of the epithets Pius and Felix, remained the standard obverse legend for the emperor until his death in early AD 244. The lettering is rendered in sharp, classical Roman capitals, typically broken around the imperial headgear and wreath ties. The reverse inscription reads IOVI STATORI, rendered in the dative case to signify a dedicated offering: 'To Jupiter Stator' or 'To Jupiter the Stayer'. Flanking the deity in the left and right fields is the traditional senatorial formula S C, expanding to Senatus Consulto ('By decree of the Senate'). The dative dedication emphasizes the propitiatory nature of the coinage, publicly commemorating vows offered to the supreme divinity for the endurance and fortitude of Roman forces. The epigraphy is regular and well spaced, characteristic of the experienced die-sinkers at the central Rome workshops.

Typology, Sequencing, and Related Issues

In the framework established by Mattingly and Sydenham in The Roman Imperial Coinage, the Jupiter Stator sestertius of Gordian III is categorized under RIC IV Gordian III 298A. This catalogue entry corresponds to the variant where Jupiter holds the sceptre in his right hand and the thunderbolt in his left hand while looking right. Numismatic scholarship distinguishes this variant from neighboring dies and related reverse treatments, including issues where Jupiter is oriented differently or where the attributes are reversed. The chronological placement of RIC IV Gordian III 298A is established through its direct correspondence with dated silver antoniniani bearing identical reverse themes, which commenced with Gordian III's fourth consulship preparations and the mobilization for the Persian war around AD 241. The issue continued to be struck through subsequent emission cycles until the conclusion of the reign in AD 244. This consistency across denominations demonstrates that the Rome mint executed coordinated thematic programmes, ensuring that soldiers and civilian populations encountered unified imperial messages across both silver and bronze currency media.

Circulation Patterns, Hoarding, and Archaeological Context

Sestertii of Gordian III, including RIC IV Gordian III 298A, circulated widely across the western and Danubian provinces of the Roman Empire, including Roman Britain, Gaul, the Germanies, and the Italian peninsula. In archaeological excavation contexts, these large bronze coins frequently exhibit significant surface wear, suggesting extended circulation spans that frequently stretched well past Gordian III's reign into the reigns of Philip the Arab, Decius, and even the Gallic Empire in the AD 260s. Because production of bronze sestertii declined steeply during the monetary turbulence of the mid-to-late third century AD, existing sestertii remained in currency for decades to meet the everyday demands of retail exchange. Consequently, RIC IV Gordian III 298A occurs both in site-find assemblages and in mixed aes hoards terminated in the late third century AD. In the eastern provinces, where local provincial bronze (civic coinage) fulfilled fractional currency needs, imperial sestertii circulated primarily alongside imperial military encampments, leaving their densest archaeological footprint in the European provinces of the empire.

References

1. I Grandi Bronzi Imperiali: Gordianus III. vol. IV.3
2. The Bronze Coinage of Gordian III from Antioch in Pisidia and the Imperial Bronze of Rome. Numismatic Chronicle 156, pp. 1-24
3. Roman Coins from the Earliest Times to the Fall of the Western Empire. pp. 128-142
4. RIC IV Gordian III 298A. ric.4.gor_iii.298A
5. The Roman Imperial Coinage, Volume IV, Part III: Gordian III to Uranius Antoninus. Gordian III 298A, p. 49