Nero Bronze As, RIC I (second edition) Nero 466

Monetary Context and Reform

The monetary system of the early Roman Empire underwent significant restructuring during the reign of Nero. After an initial decade characterized by minimal imperial aes production at Rome, Nero instituted a sweeping overhaul of token coinage between AD 63 and AD 64. This reform revived western base-metal production on an unprecedented scale, introducing new denominational relationships, experimental metals such as orichalcum for fractional denominations, and expanded iconography. Within this reformed system, the as functioned as the standard everyday base unit for retail exchange, routine labor wages, and military sustenance across western provinces. While the mint of Rome experimented extensively with brass asses displaying radiate or laureate crowns and mark-of-value indicators, the western branch mint at Lugdunum primarily produced traditional copper or bronze asses without explicit value numerals, maintaining familiar visual conventions for circulation in northwestern Europe.

Production and Mint Attribution

RIC I (second edition) Nero 466 is securely assigned to the imperial mint of Lugdunum. Operating in modern Lyon, Lugdunum had served as the preeminent mint for western bronze under Augustus and Tiberius before being largely superseded by Rome under Claudius. As part of Nero's currency reorganization, the workshop was reactivated to alleviate logistical bottlenecks and supply the western legions and provincial markets. Dies were cut locally by skilled engravers who incorporated specific stylistic conventions that differentiate western issues from those of the capital. The diagnostic hallmark of Lugdunum under Nero is the small globe resting at the point of the emperor's neck truncation on the obverse. Production involved casting blank flans in copper alloy, followed by hot striking between engraved bronze or iron dies. Output was substantial, intended to satisfy military demand along the Rhine limes and commercial needs throughout Gaul.

Obverse Design and Portraiture

The obverse presents a right-facing portrait of Nero, depicted bare-headed without the laurel wreath customary on sestertii and dupondii or the radiate crown reserved for radiate dupondii. Engraved in the dynamic, realistic style characteristic of Nero's mature period, the portrait shows the emperor with a fleshy neck, thick jawline, and elaborate coiffure featuring neat tiers of curls arranged across the brow. Directly beneath the termination of the neck truncation, die-sinkers placed a minute globe. In modern numismatic scholarship, this small sphere is recognized as the definitive signature of the Lugdunum workshop during this phase of the principate, distinguishing its output from identical or parallel designs struck at Rome.

Reverse Iconography: Genius Augusti

The reverse design features the Genius of the Emperor (Genio Augusti) standing toward the left. Clothed in a draped toga or mantle that leaves the upper torso bare, the deity personifies the divine spirit, vital power, and protective fortune of Nero. In his extended right hand, the Genius holds a patera, a shallow libation dish, tipped above a burning altar to signify perpetual sacrifice and religious duty. In his left arm, he cradles an upright cornucopiae overflowing with fruits, a symbol of domestic abundance, peace, and material prosperity bestowed upon the empire through imperial rule. The field is flanked by the large letters S and C, an abbreviation for Senatus Consulto ('by decree of the Senate'), retaining the constitutional fiction of senatorial oversight over base-metal issues.

Epigraphy and Legends

The obverse legend reads NERO CLAVD CAESAR AVG GER P M TR P IMP P P, running clockwise from the lower left. This formula expands to Nero Claudius Caesar Augustus Germanicus, Pontifex Maximus, Tribunicia Potestate, Imperator, Pater Patriae. It encompasses Nero's adopted Claudian nomenclature, his inherited dynastic surname Germanicus, his supreme pontificate, his tribunician authority, imperial military salutation, and the honorary title 'Father of the Country'. The reverse legend reads GENIO AVGVSTI, in the dative case, dedicating the type 'To the Genius of the Emperor'. Accompanying the central legend are the prominent field letters S C. Letterforms are executed in classical Roman monumental capitals, typical of high-quality Julio-Claudian die engraving.

Typology and Chronological Placement

RIC I (second edition) Nero 466 belongs to the extensive aes series struck during the latter part of Nero's reign, placed between AD 64 and AD 68. Following the monetary reforms initiated in AD 64, Lugdunum began striking asses bearing several reverse types, including Ara Pacis, Victory advancing, and Genius Augusti. While RIC catalogues the broader issue within the AD 64-68 bracket, detailed hoard and stylistic analyses suggest that production of the Lugdunum Genius Augusti asses concentrated primarily between AD 65 and AD 67. The type appears with minor die variations in portrait profile, truncation angle, and altar configuration, but maintains consistent legend forms across known specimens.

Circulation, Hoards, and Archaeological Context

As an essential fractional denomination, asses of this type circulated heavily in everyday retail contexts across the western Roman provinces. Archaeological excavation data and site finds indicate that Lugdunum-minted asses achieved widespread distribution throughout Gallia Lugdunensis, Gallia Belgica, the Germanies, and Britannia, where they formed a core component of the military currency pool in the late 60s AD. Because base-metal asses experienced rapid velocity of circulation, surviving examples frequently show moderate to heavy wear. Finds in legionary camps along the Rhine and across military installations in Britain attest that this issue remained in active local circulation through the Flavian period and well into the late first century AD before being completely worn smooth or withdrawn.

References

1. Le Monnayage de l'Atelier de Lyon: Des origines au regne de Caligula (43 av. J.-C. - 41 ap. J.-C.) et le monnayage neronien. Monnayage de Lyon sous Neron
2. Coins of the Roman Empire in the British Museum, Volume I: Augustus to Vitellius. pp. 271-275
3. Online Coins of the Roman Empire: RIC I (second edition) Nero 466. ric.1(2).ner.466
4. The Roman Imperial Coinage, Volume I: From 31 BC to AD 69 (Revised Edition). p. 177, no. 466
5. Roman History and Coinage, 44 BC - AD 69. pp. 102-110