Trajan Sestertius, RIC II Trajan 489 (sestertius)

Monetary Context and Denominational Role

During the High Roman Empire, the sestertius stood as the paramount large bronze coin of daily commerce and public accounting. Valued at one-quarter of a silver denarius or four copper asses, the sestertius had long served as the fundamental reckoning unit for Roman financial records, legal penalties, military allocations, and census assessments. Trajan inherited a stable tri-metallic currency structure established under Augustus and recalibrated under the Flavians, wherein the sestertius was cast and struck primarily in orichalcum, a golden-toned copper-zinc alloy that distinguished it visually and metallurgically from the red copper used for the smaller as. Because of its generous flan diameter, often measuring between thirty-two and thirty-five millimeters, the sestertius provided imperial authorities with an exceptionally visible platform for political imagery. The issue catalogued as RIC II Trajan 489 arrived at a crucial moment of fiscal and territorial expansion. The vast quantities of gold, silver, and copper spoils captured during Trajan's successful Dacian campaigns injected enormous wealth into the Roman treasury. This massive influx financed monumental public building projects, lavish games, and extraordinary civic distributions in Rome. Struck in large numbers, this heavy denomination carried the message of Trajan's military mastery directly into the hands of ordinary citizens, provincial traders, and urban laborers throughout the empire.

Mint Organization and Production Techniques

All regular imperial aes coinage bearing Trajan's imperial titulature for this type was manufactured at the single central mint of Rome. Operating under the administrative oversight of the equestrian procurator monetae and the traditional senatorial tresviri monetales, the urban workshop was organized into several officinae capable of turning out immense runs of uniform coinage. Die preparation for sestertii required master celators who carved complex intaglio images into hardened iron or bronze die blanks with incredible fidelity. Blanks for RIC II Trajan 489 were produced by casting individual orichalcum discs in open or two-part moulds, after which the edges were often trimmed and smoothed. The alloy was predominantly brass, typically composed of approximately seventy-five to eighty-five percent copper with ten to twenty percent zinc, occasionally containing trace amounts of lead or tin from secondary melts. Although strike weights varied due to al marco batch production, the theoretical standard hovered around twenty-five to twenty-seven grams. Dies were aligned along a vertical axis, typically conforming to a six o'clock or twelve o'clock orientation. The large flans were struck hot between the lower obverse die embedded in an anvil and the upper reverse die struck with heavy sledgehammers, a process occasionally leaving slight radial flow lines or minor off-centering near the flan perimeters.

Obverse Iconography and Imperial Portraiture

The obverse of RIC II Trajan 489 presents a right-facing bust of Trajan. The emperor is depicted with a laurel wreath, tied at the nape of the neck with ribbon ends trailing downward. His drapery is rendered lightly, typically gathered on the far left shoulder while leaving his neck, upper chest, and sternum bare, a convention that emphasized physical vigor and civic modesty alongside military leadership. The portrait captures the hallmark naturalism of Trajanic civic iconography. The emperor is shown with his characteristic straight, low-cut fringe of hair combed forward, a broad and firm jawline, a prominent nasal bridge, and tightly closed lips. Unlike the idealized divine portraits of Augustus or the intensely realistic, sometimes veristic portraiture of the Flavian rulers, Trajan's facial rendering projects an image of sober authority, gravitas, and disciplined maturity. Die variations across the issue show minor stylistic shifts in the modeling of the facial muscles, the angle of the drapery fold on the shoulder, and the spacing of the laurel leaves, reflecting the hands of distinct celators active within the Rome mint workshops during his fifth consulship.

Reverse Design: Roma Victrix and Dacian Spoils

The reverse design constitutes a tour de force of Trajanic triumphal visual propaganda. At the center sits Roma, personified as an armed goddess and divine guardian of the Roman state. She is turned to the left, wearing a crested helmet and dressed in military costume, including a short chiton and boots. She rests her body comfortably upon a captured cuirass, signifying total dominion over the defeated adversary. In her extended right hand, Roma holds a miniature figurine of winged Victory, who in turn offers a wreath. In her left hand, Roma loosely cradles a vertical spear. The secondary elements of the design are loaded with specific symbolic meaning regarding the Dacian subjugation. Below Roma's advanced left foot lies the severed head or bust of a conquered Dacian, identifiable in crisp strikes by his matted hair and eastern cap or beard, while her right foot rests upon an enemy helmet. Beside and behind the cuirass rest three defensive shields, typically rendered as oblong or oval native shields captured from Dacian forces. Flanking the seated figure in the lower fields is the large abbreviation S C. The entire tableau communicates that Roman security and martial hegemony have been firmly re-established through direct conquest, with the captured arms and bodies of the northern foes transformed into the literal seat of Roman majesty.

Inscriptions and Epigraphic Analysis

The legends on RIC II Trajan 489 are meticulously composed to balance traditional republican constitutional forms with explicit imperial honors. The obverse legend reads continuously around the periphery from the lower left: IMP CAES NERVAE TRAIANO AVG GER DAC P M TR P COS V P P. Rendered in the dative case (Traiano instead of Traianus), this formula reveals that the coin was minted in dedication to the emperor rather than purely under his direct first-person decree. The titles articulate his descent and imperial acclaim: Imperator Caesar, son of the divine Nerva, Augustus, victor over the Germans (Germanicus) and victor over the Dacians (Dacicus), Pontifex Maximus, holder of the Tribunician Power (Tribunicia Potestate), Consul for the fifth time (Consul V), and Father of the Fatherland (Pater Patriae). The reverse inscription reads around the upper and side margins: S P Q R OPTIMO PRINCIPI, accompanied by S C in the left and right fields or lower exergue. The phrase expands as Senatus Populusque Romanus Optimo Principi: 'The Senate and the Roman People, to the Best of Princes.' This title, Optimo Principi, was formally voted to Trajan by the Senate to praise his civic restraint, administrative justice, and military triumphs. The inclusion of S C (Senatus Consulto, 'by decree of the Senate') adheres to the long-standing legal convention of imperial bronze coinage, symbolizing formal senatorial authority over the baseline copper and brass production even while the mint remained under imperial administrative control.

Typology and Chronological Classification

The precise chronological placement of RIC II Trajan 489 depends upon the epigraphic markers embedded in its legends. Trajan entered his fifth consulship (COS V) on January 1, 103 AD, and did not assume his sixth consulship (COS VI) until January 1, 112 AD. Therefore, any bronze issue bearing COS V without higher iteration belongs strictly to the period between 103 and 111 AD. Furthermore, the inclusion of the cognomen DAC (Dacicus) confirms that striking commenced only after late autumn 102 AD, when Trajan officially celebrated his triumph over Decebalus at the conclusion of the First Dacian War. Modern scholars, particularly Bernhard Woytek in his monumental corpus Die Reichspragung des Kaisers Traianus, group this issue within the comprehensive 'Optimo Principi' series that dominated Trajan's middle reign. Struck contemporaneously alongside reverse types showing the Danube bridge, the Tropaeum Traiani, and standing Pax figures, type 489 represents one of the major figurative treatments of Roma Victrix. While Mattingly placed the type broadly under RIC 489 within Roman Imperial Coinage Volume II, numismatists recognize subtle die sequences where the Dacian head under Roma's foot is either prominently detailed or minimized, though the overall design criteria remain remarkably consistent throughout the issue's run.

Circulation Patterns and Archaeological Recovery

As a primary high-value aes coin, RIC II Trajan 489 entered broad and durable circulation throughout the Roman world. Archaeological excavation reports and stray find inventories across the western and Danubian provinces, including Britannia, Gaul, the Germanies, Pannonia, and Hispania, regularly document Trajanic sestertii of this series. The large purchasing power of a sestertius made it suitable for significant market transactions, military pay supplements, and regional commerce rather than minute petty retail exchanges. Because of their substantial mass and the enduring quality of their brass alloy, these coins remained in active commercial circulation for decades. Hoard evidence from the mid-to-late second century, including deposits hidden during the Antonine plague and the Marcomannic Wars under Marcus Aurelius, frequently contain well-worn examples of Trajan's fifth-consulship sestertii alongside issues of Hadrian and Antoninus Pius. Many extant specimens show profound smoothing across the high relief points of Trajan's cheek and Roma's drapery, testifying to decades of continuous hand-to-hand transactions before final burial or loss. Countermarks are relatively uncommon on this specific urban type compared to frontier bronze, reflecting its primary circulation within pacified commercial corridors.

References

1. Coins of the Roman Empire in the British Museum, Vol. III: Nerva to Hadrian. pp. 165-172
2. The Roman Imperial Coinage, Vol. II: Vespasian to Hadrian. p. 278, no. 489
3. Online Coins of the Roman Empire: RIC II Trajan 489 (sestertius). ric.2.tr.489_sestertius
4. Untersuchungen zur römischen Reichsprägung des zweiten Jahrhunderts, Teil I: Die Reichsprägung zur Zeit des Traian. pp. 102-115
5. Die Reichsprägung des Kaisers Traianus (98-117). Moneta Imperii Romani 14. MIR 14, nos. 202-205