Marcus Aurelius Sestertius, RIC III Marcus Aurelius 1058

Monetary Context and Imperial Base-Metal Denominations

During the joint and sole reigns of the Antonine dynasty, the sestertius maintained its position as the preeminent large-format token denomination in Roman daily commerce. Valued at one quarter of a silver denarius or four copper asses, the denomination had been struck in brass (orichalcum) since the Augustan monetary reforms of the late first century BC. By the 170s AD, however, the zinc content in imperial brass alloys had progressively declined due to prolonged recycling of older circulating bronze and scrap metal. Metallurgical analyses of late second-century sestertii reveal an increasingly complex ternary alloy composed of copper, zinc, tin, and trace lead, often referred to broadly as copper alloy or leper brass. Despite shifting metallic purity, the denominational value of the sestertius remained steady within imperial fiscal accounting. The production of heavy base-metal coinage fulfilled two vital administrative roles. Economically, sestertii provided the liquid medium necessary for market-level retail transactions, local tax payments, port duties, and everyday commerce across Italy and the urbanized western provinces. Ideologically, the physical size of the sestertius, typically spanning 30 to 33 millimeters with weights centered around 22 to 27 grams, offered die engravers an expansive surface. Marcus Aurelius utilized this flan to disseminate complex allegorical, dynastic, and triumphal messages. The issue of RIC III 1058 occurred against a backdrop of severe fiscal pressure: frontier campaigns against Germanic coalitions drained imperial reserves, while the catastrophic mortality caused by the Antonine Plague disrupted tax revenue and labor supply. In this strained economic climate, high-volume base-metal emissions reinforced public confidence in the durability of imperial authority.

Mint Operation and Production Technology

The entire emission of RIC III Marcus Aurelius 1058 was manufactured at the central imperial mint in Rome, which held an effective monopoly over the regular striking of senatorial brass and copper coinage for the western empire. Operating under the administrative oversight of the imperial procurator monetae, the Rome mint was organized into distinct workshops (officinae). Although base-metal coinage of this era did not yet carry explicit officina marks, stylistic continuity in portraiture and reverse composition indicates that dedicated engravers produced dies for specific denominational runs. Production began with the preparation of cast circular flans, which were poured into individual open molds or cast in joined runners before being broken apart and adjusted for approximate weight tolerances. Striking was performed manually using two intaglio dies: a lower die embedded firmly into an anvil and an upper die held in a punch struck by a heavy sledgehammer. Surviving specimens of RIC III 1058 demonstrate the characteristic mechanical features of the Rome mint during the late second century AD, including varied die axes, slight flan irregularity, and occasional striking cracks around the perimeter caused by the displacement of dense, cold or insufficiently annealed metal under forceful impact. The senatorial decree formula S C (Senatus Consulto) on the reverse signifies the traditional constitutional fiction through which the Roman Senate formally authorized base-metal issues, even as imperial officials dictated mint production volumes, design themes, and metallic standards.

Obverse Iconography and Imperial Portraiture

The obverse of RIC III Marcus Aurelius 1058 depicts the laureate head of Marcus Aurelius facing right. By 172 to 173 AD, the portraiture of the emperor had evolved into his mature imperial iconographic type, often designated in modern scholarship as the emperor's fourth or late portrait model. This stylistic phase captures Marcus Aurelius in his early fifties, characterized by a voluminous, deeply drilled coiffure arranged in layered curls around the forehead and temples, and an elongated, segmented beard terminating in textured tufts. The laurel wreath encircling his brow represents the ancient symbol of martial triumph and sacred authority, tied at the occiput with two ribbons (taeniae) that drape downward along the nape of the neck. Engravers at the Rome mint balanced the philosophical dignity associated with Marcus Aurelius's Stoic public persona with the stern resolve required of an active field commander. The facial features emphasize prominent brow ridges, lined contours along the cheeks, and heavy-lidded eyes gazing forward. This portrait formula deliberately projected continuity, moral gravitas, and unshakeable resilience during an era when the northern frontier remained imperiled by protracted warfare.

Reverse Iconography and Triumphal Symbolism

The reverse of the sestertius features an intricate, narrative triumphal tableau directly celebrating victories won over the Germanic tribes. The central axis is dominated by a towering military trophy (tropaeum), constructed from captured enemy arms and armor mounted upon a cruciform wooden post. The trophy displays a cuirass, shields, greaves, and specialized northern weapons, resting upon a base flanked by native war shields. Surrounding the trophy are two personified northern captives embodying the subjugated barbarian nation. To the left sits a Germanic woman in an attitude of profound desolation and mourning (capta). Positioned facing left upon an oblong shield, she props her inclined head upon her raised right hand while resting her left forearm across her knee. Her posture draws directly upon classical iconographic traditions for representing conquered regions, vividly conveying grief, humiliation, and utter collapse. To the right of the trophy stands a male German warrior facing right, his arms bound securely behind his back. Unlike the seated female captive, his standing posture underscores physical restraint and the neutralization of hostile barbarian violence. Together, the paired figures form a balanced, poignant ideological statement: northern resistance has been thoroughly dismantled, leaving the Roman state triumphant and secure.

Epigraphic Structure and Inscriptions

The inscriptions on RIC III 1058 provide precise administrative, titular, and constitutional data essential for dating and interpreting the issue. The obverse legend reads M ANTONINVS AVG TR P XXVII, beginning at the lower left and running continuously clockwise along the rim. This inscription expands as Marcus Antoninus Augustus, Tribunicia Potestate vicesimum septimum. The title Augustus (AVG) asserts supreme imperial sovereignty, while the abbreviation TR P XXVII records the twenty-seventh renewal of his tribunician power, an annual constitutional authority that commenced in early December 172 AD and extended through December 173 AD. The reverse inscription reads GERMANICO AVG IMP VI COS III, arranged curvilinearly along the margin, with the letters S C situated in the lower field or flanking the trophy. The title GERMANICO AVG reflects the honorific victory title Germanicus, voted to the emperor in 172 AD following successful offensive operations against the Marcomanni. IMP VI records his sixth imperial acclamation as victorious commander, also conferred during the campaigns of 172 AD. COS III marks his third ordinary consulship, an honor entered in 161 AD and held as his ultimate consular benchmark. Finally, S C abbreviates Senatus Consulto, validating the senatorial sanction of the coinage. The epigraphy is rendered in classical Roman square capitals, notable for sharp serif terminations and balanced letter spacing typical of high Antonine die cutting.

Typological Classification and Chronological Placement

In the standard classification of Roman Imperial Coinage, this issue is designated as RIC III (Marcus Aurelius) 1058, catalogued among the bronze and orichalcum coinages of the emperor's later reign. In Szaivert's specialized chronological corpus of the Antonine mint, the type falls within the extensive Germanicus series struck between 172 and 173 AD. The chronological window is bounded precisely by epigraphic criteria: the combination of TR P XXVII on the obverse with IMP VI and GERMANICVS on the reverse fixes production firmly to late 172 or 173 AD, prior to the adoption of the seventh imperial acclamation (IMP VII) late in 173 or early 174 AD. Typologically, RIC III 1058 belongs to a tightly defined family of triumphal sestertii issued to commemorate the breakthroughs of the Marcomannic War. It shares iconographic kinship with closely contemporary types, including sestertii featuring a solitary mourning female captive beneath a trophy (such as RIC III 1054) and reverse compositions depicting Victory carrying a trophy or erecting a victory monument. Minor die variations exist within RIC III 1058, primarily involving the exact posture of the male captive's head, the specific shapes of the shields piled at the base of the trophy, and minor differences in the line breaks of the reverse legend around the trophy components. However, all variants preserve the foundational design of the dual male and female captives flanking the central trophy.

Circulation Patterns and Monetary Life

Once released from the mint at Rome, sestertii of this emission entered a robust and far-reaching monetary network. Although struck primarily to meet military payrolls, supply contracts, and metropolitan civic expenses, base-metal coins circulated through urban markets and provincial trade hubs. Hoard evidence and archaeological site finds demonstrate that sestertii of Marcus Aurelius circulated heavily across Italy, Gaul, the Rhineland, and the Danubian provinces of Noricum, Pannonia, and Moesia, where Roman military garrisons were concentrated during the northern wars. Due to their substantial weight and durable copper-alloy composition, these sestertii remained in active circulation for decades. Wear patterns observed on excavated specimens indicate that pieces struck in the early 170s AD routinely passed from hand to hand well into the third century AD, often circulating alongside issues of the Severan dynasty and the soldier-emperors. In frontier provinces, heavy second-century sestertii continued to circulate until the mid-third-century monetary crises, by which point rampant debasement of the silver radiate (antoninianus) caused copper denominations to be hoarded, melted down for their metallic value, or worn completely flat through half a century of continuous economic exchange.

References

1. Economie, monnaie et societe a Reims sous l'Empire romain. pp. 145-168
2. The Function and Use of Roman Coinage: An Everyday Object in the Roman World. pp. 85-112
3. Coins of the Roman Empire in the British Museum, Volume IV: Antoninus Pius to Commodus. pp. 627-628
4. Online Coins of the Roman Empire: RIC III Marcus Aurelius 1058. ric.3.m_aur.1058
5. The Roman Imperial Coinage, Volume III: Antoninus Pius to Commodus. p. 301, no. 1058
6. Die Muenzpraegung des Kaisers Marcus Aurelius nebst Faustina und Commodus (MIR 18). Series 25 (172-173 AD)