Honorius Gold Solidus

Monetary Context and Economic Role

Introduced by Constantine I in the early fourth century AD to replace the unstable aureus, the solidus was struck at 72 pieces per Roman pound of pure gold, yielding a theoretical weight of approximately 4.54 grams. By the reign of Honorius, the solidus served as the supreme denomination of the Roman monetary system and the ultimate anchor of fiscal stability. While lower denominations in bronze and silver experienced acute volume reductions, irregular striking, and regional circulation collapse in the West, the solidus preserved its high metallurgical purity of roughly 98 to 99 percent fine gold. Imperial fiscal policy relied on the solidus for compulsory tax collection, payments to civil administrators, and the subsidization of military forces, including barbarian federates. Solidi also funded substantial tribute payments demanded by invading groups, most notably the Visigoths under Alaric. The solidus was supplemented by two fractional gold denominations: the semissis (half-solidus, circa 2.25 grams) and the tremissis (third-solidus, circa 1.50 grams), the latter of which saw dramatically expanded production in the West to facilitate smaller commercial transactions.

Mint Organization and Western Production Centers

The production of gold solidi under Honorius was inextricably bound to the movements of the imperial court (comitatus) and the oversight of the comes sacrarum largitionum. When Honorius became western Augustus in AD 395, Milan served as the primary administrative and minting center, producing abundant solidi marked with field letters M-D. In response to the Gothic invasion of northern Italy, the imperial administration transferred its court to Ravenna in AD 402, elevating Ravenna to the foremost western gold mint, identified by the field letters R-V. Rome remained an intermittent minting center for gold, operating intensively during imperial visits, consular inaugurations, and periods of special military funding, marked by the letters R-M. Provincial western workshops, such as Aquileia (A-Q) and Arles (Constantina, marked K-A or A-R), struck solidi under specific administrative or defensive contingencies. In the Eastern Empire, mints including Constantinople, Thessalonica, and Antioch struck solidi bearing the name and portrait of Honorius to maintain the constitutional fiction of a unified imperial college, marking their issues with eastern officina numerals. Across western mints, the exergue carried the mark COMOB (Comitatus Obryzum), certifying that the coin was struck from refined gold under comitatensian authority.

Obverse Typology and Imperial Iconography

The obverse of the standard western solidus displays the imperial bust of Honorius facing right, shown draped and cuirassed, wearing a pearl-diademed or rosette-diademed headband. The style of portraiture reflects late Roman classicism, gradually yielding to stylized, schematic, and youthful facial features that rarely offer a realistic likeness of the ruler. At eastern mints, particularly Constantinople, Honorius is frequently depicted in the iconic fifth-century frontal helmeted bust: facing forward, wearing a crested helmet, cuirass, and carrying a spear over the right shoulder with a shield decorated with a horseman device resting on the left arm. Rare special emissions, ceremonial consular solidi, and multiples present Honorius in elaborate trabea holding a consular eagle-tipped scepter or mappa, signaling consular accessions or major anniversaries of imperial rule.

Reverse Iconography and Triumphal Themes

The defining reverse design of western solidi during the reign of Honorius is the standing emperor type, catalogued with the legend VICTORIA AVGGG. The emperor is depicted in military garb, standing facing right, his head turned right or looking ahead, holding a military standard (labarum) inscribed with a Christogram in his right hand and a small Victory on a globe holding a wreath in his left hand. His left foot presses firmly down upon a prostrate, cowering captive seated on the ground line. This martial type served as aggressive imperial propaganda, affirming the emperor's perpetual triumph and divinely sanctioned authority over external invaders, even as imperial armies suffered major strategic reverses. In the East, solidi struck for Honorius usually carried the Concordia Augustorum motif, depicting Constantinopolis helmeted and enthroned, holding a scepter and Victory on a globe with her right foot resting on a ship's prow, reflecting distinct eastern imperial ideology. Additional reverse types encompass votive inscriptions within laurel wreaths (such as VOT V MVLT X, VOT X MVLT XV, and VOT XX MVLT XXX) and seated personifications of Roma or imperial co-rulers seated jointly on thrones.

Epigraphy and Exergual Inscriptions

The standard obverse inscription on western solidi reads D N HONORIVS P F AVG, abbreviating Dominus Noster Honorius Pius Felix Augustus ('Our Lord Honorius, Pious and Fortunate Augustus'). Minor stylistic breaks occur depending on the die-cutter and period, commonly partitioned as D N HONORI-VS P F AVG. The primary western reverse legend is VICTORIA AVGGG, ending in three Gs to denote the formal collegiality of three reigning Augusti (initially Theodosius I, Arcadius, and Honorius, and subsequently Arcadius, Honorius, and Theodosius II). Even after periods where only two Augusti shared power, the formula AVGGG was frequently retained out of conservative bureaucratic convention. The exergue uniformly displays COMOB, signaling gold verified as obryzum (refined gold) produced by the mobile imperial treasury. Mintmarks appear in the left and right reverse fields flanking the central figure, such as M-D for Mediolanum, R-V for Ravenna, R-M for Rome, and A-Q for Aquileia. Eastern issues feature CONCORDIA AVGG or AVGGG accompanied by an officina letter (from Alpha to Iota) and the exergual mark CONOB.

Typological Sequence and Chronological Development

The chronological sequence of Honorius's solidi is divided into distinct administrative and geographical phases. The first phase spans his elevation in AD 393 until the death of Theodosius I in early AD 395, during which solidi were struck in Italy primarily at Mediolanum and Aquileia, featuring early juvenile portraits. The second phase covers AD 395 to 402, an era of prolific production at Mediolanum during which the VICTORIA AVGGG standing emperor with captive established itself as the standard western coin type. The third phase, commencing in AD 402, marks the relocation of the imperial mint to Ravenna, establishing Ravenna as the dominant producer of western gold for the remainder of the reign. Between AD 404 and 416, sporadic gold emissions took place at Rome and provincial mints to finance campaigns against Gothic invaders and western usurpers like Constantine III, Priscus Attalus, and Jovinus. The fourth and final phase (circa AD 416-423) is characterized by slightly coarser die work at Ravenna, recurring votive issues commemorating Honorius's tricennalia (VOT XXX MVLT XXXX), and joint emissions struck alongside Constantius III in AD 421.

Hoard Evidence, Circulation, and Post-Roman Reuse

Solidi of Honorius circulated extensively throughout Italy, Gaul, Spain, the Balkans, and North Africa. Massive hoard deposits discovered across the Western Empire, such as the Hoxne Hoard in Roman Britain, the Comiso Hoard in Sicily, and numerous continental deposits, attest to the vast output of the Milan and Ravenna mints. Because gold retained intrinsic value regardless of local political collapses, solidi of Honorius circulated far beyond imperial administrative frontiers, reaching Scandinavia and the Baltic region via trade networks and warrior remittances. In the western provinces, these solidi frequently remained in active commercial circulation for decades after Honorius's death in AD 423. They were widely hoarded during fifth-century instability and formed the visual and metrological models for subsequent pseudo-imperial coinages struck by Visigothic, Suebic, and Burgundian federate kingdoms in Gaul and Hispania.

References

1. Les monnaies d'or de l'Empire romain d'Occident (395-476). pp. 87-128
2. Catalogue of Late Roman Coins in the Dumbarton Oaks Collection and in the Whittemore Collection: From Arcadius and Honorius to the Accession of Anastasius. pp. 189-215
3. The Roman Imperial Coinage, Volume X: The Divided Empire and the Fall of the Western Empire, A.D. 395-491. pp. 124-142, 316-340