Hadrian Orichalcum Sestertius, RIC II, Part 3 (second edition) Hadrian 450

Monetary Context and Denominational Role

Under the Principate, the sestertius functioned as the principal large-format base metal denomination in the Roman monetary system, valued at four asses or one quarter of a silver denarius. Cast and struck from orichalcum, a golden-toned copper-zinc brass alloy, the denomination provided both substantial purchasing power in daily commercial transactions and an expansive physical surface ideal for state communication. In the early reign of Hadrian, base metal production at Rome underwent considerable refinement following the logistical shifts of Trajan's final eastern campaigns. The issuance of RIC II, Part 3 (second edition) Hadrian 450 between AD 120 and AD 121 coincided with Hadrian's concerted domestic consolidation, during which debt cancellations, administrative reorganizations, and urban public spectacles were actively promoted. While gold aurei and silver denarii carried imperial policy directly to legions, provincial governors, and elite merchants, the orichalcum sestertius was visible across all strata of provincial and urban society, serving as a primary medium for conveying civil stability and the renewal of the commonwealth.

Production Standards and Minting

The production of RIC II, Part 3 (second edition) Hadrian 450 took place exclusively at the central imperial mint in Rome. Operations at Rome during this period were divided into distinct workshop divisions or officinae, which shared the workload of die cutting, flan preparation, and striking across metals. Sestertii of this era adhered to an imperial weight standard typically averaging between 25 and 28 grams, with diameters commonly falling between 31 and 35 millimeters, although individual flans exhibit natural variations resulting from the manual casting and trimming processes of the Roman mint. The zinc content of the orichalcum alloy lent the freshly minted coins a distinctive golden appearance, distinguishing them immediately from the reddish, pure copper asses and dupondii. Die alignment for early Hadrianic aes coinage was generally oriented around regular vertical or semi-regular axes, reflecting the rigorous quality control maintained under the supervision of the senatorial mint masters and imperial financial administrators.

Obverse Iconography and Imperial Portraiture

The obverse of the coin features a right-facing, laureate head of Hadrian, rendered in the classicizing naturalistic style that became the hallmark of his administration's official art. Departing from the aged, severe, and clean-shaven portraiture favored during the late Republic and preserved through much of the Flavian and Trajanic eras, Hadrian is portrayed with neatly trimmed curly hair, a full beard, and a laurel wreath tied at the nape of the neck with ribbon ties extending downward. This iconography drew direct inspiration from Greek philosophical and civic models, presenting the princeps as an intellectual and cultural statesman rather than strictly a martial imperator. The portrait occupies the central field of the flan, framed tightly by the circumscription without additional subsidiary symbols or officina markers on the obverse face.

Reverse Iconography: Restitution of the World

The reverse design of this sestertius introduces an evocative allegorical tableau that became fundamental to Hadrian's civic ideology: the emperor as Restitutor Orbis Terrarum, the restorer of the inhabited world. The personification Orbis Terrarum is shown on the right, kneeling on one knee before the emperor. She is depicted wearing a turreted mural crown, a traditional attribute signifying cities, civil protection, and organized civic life. In her left hand she holds a celestial or terrestrial globe, which she extends toward Hadrian while reaching upward with her right hand in an attitude of supplication and gratitude. Hadrian stands opposite on the left, depicted in civic dress or a cuirass with mantle, stepping forward to grasp her outstretched hand and raise her upright. In his left hand, the emperor holds a rolled document or scroll (volumen), representing administrative justice, legal edicts, and the peaceful governance of the empire. The letters S C are positioned prominently in the lower field or exergue, affirming that the issue was struck under the formal authority of the Senate.

Epigraphy and Inscriptional Analysis

The epigraphy of the issue is meticulously composed in the classical Roman imperial lapidary style. The obverse reads IMP CAESAR TRAIANVS HADRIANVS AVG P M TR P COS III, reflecting Hadrian's formal titles in full: Imperator Caesar Traianus Hadrianus Augustus, Pontifex Maximus, Tribunicia Potestate, Consul Tertium. The explicit reference to Trajan emphasizes adoptive legitimacy, while the notation of the third consulship, which Hadrian assumed on January 1, AD 119 and never renewed thereafter, establishes an important chronological anchor. On the reverse, the legend RESTITVTORI ORBIS TERRARVM encircles the top and sides of the design. Formulated in the dative case of dedication, it proclaims the coin as an honorific dedication to the 'Restorer of the World'. In the exergual area beneath the ground line, the senatorial formula S C (Senatus Consulto) confirms compliance with the traditional constitutional division granting the Senate titular jurisdiction over the production of base metal money.

Typology and Chronological Classification

In the modern classification system of The Roman Imperial Coinage, this specific reverse composition is catalogued in the revised second edition as RIC II, Part 3 (second edition) Hadrian 450. In earlier scholarship, including the original 1926 cataloguing by Mattingly and Sydenham, Hadrian's early issues were broadly grouped under general third-consulship sequences without fine subdivisions. Modern chronological studies, initiated by Paul Strack and updated in the 2019 revision by Richard Abdy and Peter Pfisterer, place this issue firmly between AD 120 and AD 121 based on stylistic affinities in portrait dies, legend arrangements, and hoard associations. This specific sestertius type belongs to a small, early thematic series that anticipates the far more extensive and celebrated 'travel' and 'provincial restitutor' series struck during the 130s AD, distinguishing itself by presenting the entire universal world (Orbis Terrarum) as a single collective recipient of imperial restoration rather than individual named provinces.

Circulation, Hoard Contexts, and Survival

Sestertii produced during the early years of Hadrian's reign experienced prolonged circulation across the Western Roman Empire. Archaeological evidence from river deposits, urban excavations, and hoards throughout Italy, Gaul, Britain, and the Danubian frontier demonstrates that large orichalcum sestertii of the second century remained in commercial use for decades, often circulating alongside issues of Antoninus Pius and Marcus Aurelius until the inflationary debasements of the mid-third century. Because of their heavy metal content and robust purchasing power, sestertii were frequently buried in household savings hoards or lost in marketplace contexts. Surviving specimens of RIC II, Part 3 (second edition) Hadrian 450 frequently show moderate to heavy surface wear consistent with sustained velocity of circulation, with well-preserved examples retaining fine detail in the intricate folds of Orbis's drapery and the lettering of the dedication.

References

1. Coins of the Roman Empire in the British Museum, Vol. III: Nerva to Hadrian. pp. 418-422
2. Online Coins of the Roman Empire: RIC II, Part 3 (second edition) Hadrian 450. RIC II, Part 3 (second edition) Hadrian 450
3. The Roman Imperial Coinage, Vol. II, Part 3: Hadrian. pp. 112-115, no. 450
4. Untersuchungen zur romischen Reichspragung des zweiten Jahrhunderts, Teil II: Die Reichspragung zur Zeit des Hadrian. nos. 544-550