Valentinian I AE3 RIC IX Thessalonica 17A

Monetary Context and Historical Setting

The accession of Valentinian I in February AD 364 brought an end to the rapid succession of emperors that followed the death of Julian and the brief tenure of Jovian. Valentinian quickly elevated his younger brother Valens as co-Augustus in March AD 364, dividing imperial administrative responsibilities between the western and eastern halves of the Roman Empire. In monetary policy, the new dynasty faced severe currency challenges, including rampant inflation in base metal denominations and an imperative to maintain army pay in high-purity gold solidi. The base-metal coinage, designated in modern numismatics as AE3 due to its average diameter of approximately 17 to 19 mm, played a critical role in facilitating market-level retail transactions and petty trade. The RESTITVTOR REIP issue represents one of the earliest bronze emissions struck under the joint administration, functioning as an explicit ideological statement declaring the military recovery and political restoration of the state under Valentinian's governance.

Mint Production and Workshop Organization

The Thessalonica mint, situated in the prefecture of Illyricum, occupied a strategic position connecting Italy, the Danube, and Constantinople. The production of RIC IX Thessalonica 17A was executed under centralized mint administration, operating multiple striking workshops or officinae designated by Greek numeral letters in the exergue along with the city's abbreviated name (such as TESA, TESB, or punctuated variants). Metallurgical analysis of contemporary Valentinianic bronze reveals a copper alloy containing modest traces of lead and residual silver, struck on cast flans prepared under strictly controlled weight batches. Die alignment typically exhibits either regular upright or inverted relationships (six o'clock or twelve o'clock), characteristic of fourth-century imperial mint routines. Production of this type was concentrated in the initial striking period between AD 364 and 367, preceding the mint's extensive conversion to subsequent common Balkan bronze types.

Obverse Iconography and Imperial Representation

The obverse of RIC IX Thessalonica 17A features a right-facing bust of Valentinian I. In accordance with the prevailing visual conventions of Late Roman imperial portraiture, the emperor is depicted wearing a pearl diadem, paludamentum (draped imperial cloak), and cuirass (body armor). This combination of military attire and precious diadem symbolized both supreme military command and divinely sanctioned civil sovereignty. Individual portrait realism in this era was subordinated to stylized imperial majesty, presenting firm, stylized facial features, an arched brow, and cropped military hair. The pearl diadem consists of dual rows of pearls or jewels tied at the back of the neck with fluttering ribbons. Engravers at Thessalonica adhered to imperial directives while maintaining local stylistic tendencies, resulting in a bold, compact profile distinct from the outputs of Siscia or Constantinople.

Reverse Typology and Ideological Symbolism

The reverse design presents the standing figure of the emperor turned facing forward with his head directed toward the right. In his right hand, he grasps an upright labarum, the imperial military standard bearing a vexillum cloth often decorated with a cross, a christogram, or a star. In his left hand, the emperor holds a small statuette of Victory standing upon a globe, extending a wreath toward him. This iconography combines venerable Roman triumphal motifs with Christian imperial elements, directly framing the Augustus as the guarantor of peace, victory, and divine favor. The posture, with head turned back toward the right, communicates readiness and vigilance along the frontiers. The motif explicitly complements the accompanying legend by personifying the restoration of the commonwealth through victorious imperial leadership.

Epigraphy and Legend Variations

The inscriptions on RIC IX Thessalonica 17A are composed in formal Latin epigraphy. The obverse legend reads D N VALENTINI-ANVS P F AVG, representing 'Dominus Noster Valentinianus Pius Felix Augustus' (Our Lord Valentinian, Pious, Fortunate Augustus). The legend is broken across the top of the portrait between 'VALENTINI' and 'ANVS'. On the reverse, the legend reads RESTITV-TOR REIP, an abbreviated form of 'Restitutor Reipublicae' (Restorer of the Republic or Commonwealth). The break occurs across the upper central field, flanking the top of the standard and the emperor's head. In the exergue at the base of the reverse field, the mint signature identifies Thessalonica (TES) followed or accompanied by the specific officina letter and separating dots. Minor variations in stop placement and letter height reflect individual die-cutters' hands rather than substantive typological departures.

Typological Classification and Chronological Placement

In J. W. E. Pearce's classification for Volume IX of The Roman Imperial Coinage, type 17A is assigned to Thessalonica's first major bronze issue period under the new dynasty, dated from Valentinian's accession in AD 364 until approximately AD 367. This type is distinguished from parallel emissions by its specific obverse title, bust attributes, and ruler attribution. A companion type, RIC IX Thessalonica 17b (or 17B), was struck contemporaneously for his brother and co-emperor Valens, displaying the obverse legend D N VALENS P F AVG. The RESTITVTOR REIP series in bronze was comparatively brief at Thessalonica, as imperial administrative authorities transitioned production toward the ubiquitous GLORIA ROMANORVM and SECVRITAS REIPVBLICAE issues that dominated the mid-to-late 360s and 370s.

Circulation, Hoards, and Archaeological Context

Coins of RIC IX Thessalonica 17A circulated primarily within the administrative dioceses of Dacia, Macedonia, and Thrace, where the Thessalonica mint served as a primary source of small change. Although produced in smaller quantities than the subsequent Gloria Romanorum bronze series, specimens of type 17A regularly appear in archaeological site assemblages along the Danube limes and in urban contexts across northern Greece and the southern Balkans. Site finds and localized hoards demonstrate that these AE3 bronzes circulated freely alongside older Constantinian copper denominations and remained in day-to-day commercial use well into the late fourth and early fifth centuries, often exhibiting substantial surface wear prior to final loss or deposition.

References

1. Catalogue of Late Roman Coins in the Dumbarton Oaks Collection and in the Whittemore Collection. pp. 81-85
2. The Roman Imperial Coinage, Volume VIII: The Family of Constantine I, A.D. 337-364. pp. 401-405
3. Online Coins of the Roman Empire: RIC IX Thessalonica 17A. ric.9.thes.17A
4. The Roman Imperial Coinage, Volume IX: Valentinian I to Theodosius I. pp. 175-176, no. 17a