Macrinus Orichalcum Sestertius RIC IV Macrinus 189

Monetary Context and Denominational System

During the reign of Macrinus from April AD 217 to June AD 218, the Roman monetary system was characterized by deep fiscal stress inherited from the Severan dynasty. Caracalla had expanded military expenditures, elevated soldier pay, and introduced the double denarius or antoninianus, which had accelerated inflationary pressures throughout the empire. In contrast to precious-metal coinage, the large base-metal denominations managed under senatorial auspices retained substantial conservative continuity in their physical parameters and traditional functions. The sestertius remained the principal accounting unit and the premier large-format bronze denomination circulating within western and central Mediterranean civic markets. Cast and struck from orichalcum, a golden-toned copper-zinc brass alloy, the sestertius fulfilled both an economic and a monumental communicative purpose. RIC IV Macrinus 189 sits directly within this monetary framework, functioning as a high-value civic token valued at four asses or one quarter of a silver denarius. The large surface diameter of the sestertius offered the senatorial mint masters an optimal flan to broadcast imperial legitimation, which was an existential necessity for Macrinus given his non-senatorial equestrian background and turbulent accession following the murder of Caracalla. While silver issues experienced weight and fineness adjustments under Macrinus in an attempt to stabilize the debased denarius standard, imperial sestertii continued to be produced on standard flans averaging roughly 20 to 25 grams, though individual weights naturally fluctuated according to al marco striking techniques.

Mint Production and Technical Execution

The production of RIC IV Macrinus 189 was concentrated entirely at the imperial mint in Rome. Macrinus is notable among Roman emperors for having never visited the city of Rome during his reign, remaining stationed in Syria and upper Mesopotamia following the death of Caracalla. Despite the sovereign's physical absence, the established administrative apparatus of the Rome mint operated continuously, receiving official instructions, imperial portrait models, and titular decrees from the imperial court in the East. Engravers in Rome prepared master dies for base-metal denominations by manually incising hardened iron or bronze die blocks with burins, punches, and compasses. Orichalcum blanks for sestertii were cast individually or in gang moulds, heated to facilitate striking, and placed between fixed lower anvil dies and handheld upper trussel dies. Die alignment on these issues is generally regular, leaning toward an upright or near-upright vertical relationship typical of early third-century Rome mint practice. Striking high-relief brass flans required substantial kinetic energy from sledgehammers, occasionally resulting in minor flan cracking at the perimeter, shallow striking zones, or slight doubling of reverse legends. The production volume for Macrinus's sestertii was significantly constrained by the brief fourteen-month span of his rule, rendering this bronze type markedly scarcer than the vast sestertius issues of the preceding Severan emperors.

Obverse Portraiture and Typology

The obverse of RIC IV Macrinus 189 presents a right-facing bust of Macrinus, portrayed as laureate and cuirassed. The portrait exhibits the stylistic characteristics typical of the Rome mint's Severan tradition, combining realistic features with conventional imperial grandeur. Engravers depicted Macrinus with a mature countenance, a cropped military hairstyle, and a closely trimmed, curled beard. The laurel wreath encircling his head is tied at the nape with ribbons cascading down toward his neck, serving as an unambiguous visual emblem of victory and imperatorial authority. The cuirass, or military breastplate, is rendered with precision across the chest and shoulder, frequently displaying the leather pteruges or shoulder straps beneath the neck truncation. This explicit martial dress underscored the emperor's claim to supreme military command, an essential visual statement for a ruler who had risen through the Praetorian Prefecture without traditional senatorial military cursus. Stylistic variations exist among known obverse dies, reflecting the work of multiple die engravers operating simultaneously within the mint. Early dies produced shortly after his accession occasionally incorporate facial conventions reminiscent of Caracalla, whereas mature dies capture a more distinct, individualized rendering of Macrinus with prominent brow ridges and an elongated beard profile.

Reverse Iconography and Symbolism

The reverse of RIC IV Macrinus 189 carries an intricate religious and political tableau centered on Jupiter Conservator, the supreme protector of the emperor and the Roman state. Jupiter stands naked facing left, with a mantle or chlamys gracefully draped over both arms and falling behind his torso. In his right hand, extended downward, he holds a thunderbolt directly above a diminutive togate figure of Emperor Macrinus standing at his feet on the left. In his raised left hand, Jupiter grasps a tall vertical sceptre that extends to the upper ground line. In the lower field flanking the deity are the letters S and C, denoting Senatus Consulto. The visual hierarchy of this composition is deeply symbolic. Jupiter represents divine sovereignty and cosmic order, while the miniature figure of Macrinus emphasizes imperial humility before the supreme god alongside explicit divine selection. By placing the emperor directly beneath the fulmen, the iconography communicates that Macrinus is shielded from domestic treachery and foreign enemies under the personal guardianship of Jupiter. This theme was acute for Macrinus, who lacked hereditary legitimacy and needed to reassure the Roman world of divine sanction following dynastic disruption. The design adapts an established Antonine and Severan compositional prototype, reasserting imperial stability during a moment of supreme institutional uncertainty.

Epigraphy and Imperial Titulature

The inscriptions on RIC IV Macrinus 189 are executed in clean, well-proportioned Roman square capitals typical of the high imperial epigraphic style. The obverse legend reads IMP CAES M OPEL SEV MACRINVS AVG in an unbroken circular format running clockwise from the lower left. This legend encapsulates the complete official nomenclature adopted upon his elevation: Imperator Caesar Marcus Opellius Severus Macrinus Augustus. The deliberate adoption of the cognomen Severus served as an intentional political artifice designed to tie his rule to the popular legacy of Septimius Severus and mitigate backlash from Caracalla's untimely death. The reverse inscription reads IOVI CONSERVATORI, cast in the dative case to express formal dedication: 'To Jupiter the Preserver.' Flanking the lower fields, the senatorial formula S C confirms that the bronze denomination was coined pursuant to a decree of the Senate. Epigraphic execution across dies displays remarkable uniformity, with standard internal letter sizing and carefully measured spacing, although occasional dies demonstrate minor compression of the final letters AVG or CONSERVATORI due to perimeter constraints.

Typological Sequence and Chronology

RIC IV Macrinus 189 was struck within a tightly constrained chronological window between late spring AD 217 and the end of Macrinus's reign in June AD 218. Because this specific type omits consular iterations or tribunician numbers in favor of the perpetual dedication IOVI CONSERVATORI, its internal chronological placement relies on stylistic criteria and portrait development. Numismatic scholars divide Macrinus's bronze issues at Rome into successive emissions based on the evolution of his facial features and beard length. Initial emissions struck in the weeks following the formal recognition of his rule by the Senate in late spring AD 217 feature shorter beards and more generic, compact features. Later emissions dating into late AD 217 and early AD 218 show longer, fuller beards and refined portrait details that align closely with parallel dated denarii bearing TR P and TR P II designations. RIC IV Macrinus 189 belongs to the broader Jupiter series of issues that spanned both phases of his reign, serving as an ongoing ideological anchor. It is catalogued alongside related sestertius varieties that present Jupiter standing alone or holding a spear, but the specific configuration of RIC IV 189 is defined by the inclusion of the miniature emperor beneath the thunderbolt and the cuirassed obverse bust.

Circulation Patterns and Archaeological Context

Sestertii of Macrinus, including RIC IV 189, circulated primarily in the western provinces, central Italy, and the military frontiers along the Rhine and Danube. Unlike silver denarii and gold aurei, which moved across great distances to supply legionary payrolls in the East, large base-metal coins were primarily consumed by regional civilian economies, urban trade, and municipal tax collections within the western empire. Because Macrinus ruled for only fourteen months, the total volume of his bronze output was low relative to long-lived rulers like Septimius Severus or Antoninus Pius. Consequently, specimens of RIC IV 189 appear infrequently in archaeological site finds and commercial hoards. Hoard evidence from Roman Gaul, Britain, and the Danubian limes indicates that sestertii of Macrinus remained in circulation long after his damnatio memoriae, as civic economies faced an endemic shortage of fresh bronze coinage. These pieces continued to trade alongside earlier Severan, Antonine, and later Severan issues, enduring heavy circulatory friction that often wore obverse portraits down to low relief before eventual deposition during the mid-third-century monetary crises.

References

1. The Coinage of Macrinus and Diadumenian: Chronology and Die Studies. monographic study
2. Coins of the Roman Empire in the British Museum, Volume V: Pertinax to Elagabalus. pp. 518-523
3. Online Coins of the Roman Empire: RIC IV Macrinus 189. ric.4.mcs.189
4. The Roman Imperial Coinage, Volume IV, Part II: Macrinus to Pupienus. p. 20, no. 189