Trajan Orichalcum Dupondius RIC II Trajan 494

Monetary Context and Denominational Role

During the High Roman Empire, the monetary system established under the Augustan reforms continued to provide a stable, multi-tiered currency structure based on gold, silver, and copper-alloy denominations. Within this framework, the dupondius functioned as a vital middle-denomination bronze coin, valued at two copper asses, one half of a brass sestertius, or one eighth of a silver denarius. Everyday retail commerce throughout the empire relied heavily upon these base-metal fractions to execute modest transactions such as the purchase of daily foodstuffs, tavern services, and market commodities. The monetary reforms initiated under Augustus and refined during the Julio-Claudian and Flavian eras distinguished the dupondius from the as not merely by weight, but fundamentally through alloy composition and portrait iconography. Whereas the as was typically struck from unalloyed copper (cuprum), the dupondius was manufactured from orichalcum, a golden-hued brass alloy combining copper and zinc. Because raw orichalcum possessed an intrinsic value estimated at roughly double that of pure copper, the state could produce a coin physically comparable in size to the as while officially tariffing it at twice the purchasing power. Under Nero, the iconographic convention of placing a radiate crown upon the emperor's portrait on dupondii became standard practice, providing an immediate visual marker that prevented confusion between worn or tarnished orichalcum dupondii and laureate copper asses. Under Trajan, who reigned from AD 98 to 117, state expenditure surged due to extensive civil infrastructure projects, imperial grain distributions, and substantial military mobilizations along the Danubian frontier. The production of abundant aes coinage, including issues such as RIC II Trajan 494, formed an indispensable operational component of Roman fiscal policy, facilitating the broad dispersal of small change across both civic and military spheres.

Mint Location and Manufacturing Standards

The entire regular series of Trajan's bronze coinage bearing standard senatorial formulas, including RIC II Trajan 494, was struck at the central imperial mint in the capital city of Rome. Although provincial branch workshops operated in the eastern provinces for cistophori and local bronze issues, Roman middle-bronze coinage under Trajan remained strictly centralized under the administrative oversight of the imperial treasury and the triumviri monetales. Manufacture of the dupondius involved the preparation of cast flans composed of orichalcum. Metallurgical analyses of early second-century Roman brass demonstrate that the zinc content of imperial orichalcum experienced a gradual, secular decline from the high percentages seen under Augustus, often averaging between ten and fifteen percent zinc during Trajan's principate due to the widespread remelting of older brass scrap. The mint at Rome operated on a manual hammer-striking system using engraved intaglio dies. Blanks were heated to increase malleability before being set between an anvil die and a hand-held punch die. Die alignment for Trajanic base-metal issues generally conformed to a consistent six-o'clock inverted orientation, although minor variations occurred as a consequence of manual manipulation by mint workers. While exact metrological targets fluctuated, the theoretical weight standard for the Trajanic dupondius rested at approximately twelve to thirteen grams, with typical diameters ranging between twenty-six and twenty-eight millimeters. Surviving specimens show considerable variability in actual striking weights, as aes coins were produced al marco, meaning a fixed number of blanks were cut from a given pound of metal rather than individually adjusted to exact tolerances.

Obverse Iconography and Imperial Representation

The obverse of RIC II Trajan 494 presents an authoritative right-facing portrait of the emperor Trajan. In strict adherence to the denominational conventions for imperial dupondii, the emperor is depicted wearing a radiate solar crown, whose spiked rays evoke the attributes of the sun god Sol. This crown serves as the primary visual discriminator signifying the denomination of two asses. Trajan's facial features are rendered in the distinctive realistic portrait style of his middle reign: a firm, angular jawline, a prominent straight nose, a low, smooth forehead, and combed-forward hair neatly cut straight across the brow. This iconography departed deliberately from the idealized, youthful classicism of earlier Julio-Claudian portraits and the heavy-set verism of the Flavians, projecting instead an image of stoic military discipline, civic responsibility, and sober authority. On this specific type, the bust is draped over the left shoulder, with the folds of the paludamentum or military cloak arranged neatly to convey both civil dignity and commander status. The imperial portrait is surrounded by a continuous marginal inscription executed in classical monumental capitals, deeply cut into the die within an outer border of fine dots. Dies for this issue exhibit subtle stylistic variation attributable to the hands of different engravers working simultaneously within the officinae of the Rome mint, varying slightly in the proportions of the neck, the elevation of the crown rays, and the fullness of the drapery folds.

Reverse Iconography and Political Allegory

The reverse design of RIC II Trajan 494 depicts the draped standing figure of Abundantia turned toward the left, forming a sophisticated iconographical allegory celebrating imperial generosity, administrative competence, and the secure provisioning of Rome. In her right hand, extended downward and forward, Abundantia holds two ripe ears of grain directly above a modius, a standard dry-measure grain container that is itself filled with ears of wheat emerging from its rim. Cradled securely along her left arm rests an upright cornucopia, the traditional horn of plenty overflowing with the fruits of the harvest. Immediately behind and to the right of Abundantia stands the prow of a seagoing ship, rendered with clear architectural details including the cutwater and forecastle. This composite imagery carries direct political and economic significance. While the modius, ears of corn, and cornucopia evoke agricultural prosperity and the successful management of the annona civica, the introduction of the ship's prow ties this domestic abundance explicitly to Mediterranean maritime commerce. Under Trajan, the expansion and improvement of the maritime port at Portus, known as the Hexagonal Basin of Trajan, transformed the logistics of grain transit from Ostia to Rome. By juxtaposing Abundantia with maritime nautical motifs, the coin visually credits the emperor with safeguarding the capital against famine through superior naval logistics, state planning, and engineering prowess. The senatorial letters S C stand boldly in the field, framing the allegorical personification.

Epigraphy and Imperial Titulature

The legends on RIC II Trajan 494 are rich in constitutional, honorific, and religious phrasing, reflecting the apex of Trajan's domestic prestige following his military triumphs. The obverse legend reads IMP CAES NERVAE TRAIANO AVG GER DAC P M TR P COS V P P, expanding into imperial Latin as Imperatori Caesari Nervae Traiano Augusto Germanico Dacico, Pontifici Maximo, Tribunicia Potestate, Consuli Quintum, Patri Patriae. This inscription records his descent through adoption from the divine Nerva, his primary imperial titles of Augustus and Imperator, and his celebrated victory titles of Germanicus, earned on the Rhine frontier under Nerva in AD 97, and Dacicus, officially assumed in late AD 102 following his first campaign across the Danube. His religious supremacy as Pontifex Maximus and his civil executive authority derived from the tribunician power are explicitly cited alongside his fifth consulship (Cos V), an office he entered on January 1, AD 103, and his role as Father of the Country (Pater Patriae). On the reverse, the legend circumscribes the upper perimeter with the dedicated phrase S P Q R OPTIMO PRINCIPI, expanding to Senatus Populusque Romanus Optimo Principi, meaning 'The Senate and the Roman People to the Best of Princes.' This title, Optimo Principi, had been bestowed upon Trajan by the Senate as a special honorific praising his civil moderation and respect for republican traditions, eventually crystallizing into a standardized formula across vast quantities of his coinage. The legend is completed by the letters S C, signifying Senatus Consulto ('by decree of the Senate'), marking the traditional constitutional sanction for base-metal minting.

Typology and Chronological Classification

In the standard typological classification of imperial Roman coinage, RIC II Trajan 494 belongs to the prolific series of aes struck with the reverse legend SPQR OPTIMO PRINCIPI during Trajan's fifth consulship. Because Trajan did not enter his sixth consulship until January 1, AD 112, coins bearing the formula COS V without a specific tribunician regnal year span the years AD 103 to 111. In his comprehensive die study and chronological reconstruction of Trajanic coinage, Moneta Imperii Romani volume 14, Bernhard Woytek demonstrated that this broad eight-year interval can be subdivided into sequential production phases based on subtle evolution in obverse bust styles, imperial titles, and reverse die link networks. Specifically, the introduction of the title Dacicus places the earliest possible striking of this type after late AD 102, while the transition to Trajan's distinctive mature drapery styles indicates that type 494 was issued principally during the middle of the fifth consular period, approximately AD 104 to 108, coinciding with the successful conclusion of the Second Dacian War and the celebration of Trajan's Dacian triumph in AD 107. RIC II Trajan 494 is paired typologically with contemporaneous sestertii and asses sharing identical thematic concerns regarding the grain supply, yet it remains distinct due to its combination of the radiate crown, the specific left-shoulder drape, and the precise allegorical configuration of Abundantia with modius, ship's prow, and cornucopia.

Circulation, Hoarding, and Archaeological Context

Dupondii of the Optimo Principi series saw extensive, prolonged circulation across the entire western half of the Roman Empire. Unlike silver denarii and gold aurei, which frequently traveled beyond the imperial frontiers through diplomacy and foreign trade or were systematically accumulated in precious-metal savings hoards, base-metal aes denominations circulated primarily within regional retail markets. Archaeological site finds from military castra along the Rhine and Danube frontiers, urban excavations throughout Roman Italy, and civilian settlements in Gallia and Britannia demonstrate that Trajan's middle-bronze coinage remained in active commercial circulation for decades after its production. Wear patterns documented on excavated specimens show that many Trajanic dupondii continued to change hands through the Antonine and Severan periods, often experiencing substantial surface abrasion before eventual loss or discard. Hoards composed exclusively of aes are relatively rare compared to denarius hoards; however, mixed base-metal hoards, casual emergency deposits, and market losses regularly yield examples of Trajan's dupondii. The presence of RIC II Trajan 494 in frontier camps highlights the integrated nature of the imperial economy, where coinage struck in the urban center of Rome was transported systematically to provincial legions to fund day-to-day camp expenses, soldier stipends, and local market provisioning.

References

1. The Metallurgy of Roman Silver Coinage: From the Reform of Nero to the Reform of Trajan. pp. 411-432
2. Coinage in the Roman Economy, 300 B.C. to A.D. 700. pp. 73-102
3. The Roman Imperial Coinage, Volume II: Vespasian to Hadrian. p. 280, no. 494
4. Online Coins of the Roman Empire: RIC II Trajan 494. ric.2.tr.494
5. Die Reichsprägung des Kaisers Traianus (98-117) (Moneta Imperii Romani 14). MIR 14, nos. 214-216