Julia Mamaea Silver Denarius, RIC IV Severus Alexander 343

Monetary Context and Weight Standard

During the reign of Severus Alexander (AD 222 to 235), Roman imperial coinage underwent a period of relative fiscal consolidation following the financial and political volatility of Elagabalus. The silver denarius functioned as the primary denomination for civilian commerce, administrative payroll, and legionary remuneration. Severus Alexander largely suspended regular emissions of the double-denarius (antoninianus), which had been introduced under Caracalla, choosing instead to focus silver production almost entirely upon the traditional denarius. Under this monetary policy, the silver denarius of Severus Alexander and his imperial house adhered to a targeted weight standard averaging between 3.0 and 3.2 grams, with theoretical cutting rates around 1/100th of a Roman pound (libra). The silver content of the alloy was stabilized at approximately 40 to 45 percent fineness, continuing the debased silver-copper alloy characteristic of late Severan coinage. Denarii struck for the Augusta, Julia Mamaea, conformed strictly to the same metallurgical and metrological standards as those struck under the name of the emperor himself, facilitating seamless circulation within the imperial monetary system.

Production and Mint Allocation

The entirety of the regular issues catalogued under RIC IV Severus Alexander 343 was struck at the central imperial mint in Rome. By the middle of Severus Alexander's principate, eastern provincial mints that had operated intermittently during the civil wars and early reigns of the Severan dynasty, such as Antioch, were largely dormant for regular imperial denarii, centralizing precious-metal coinage at the capital. Production at Rome was organized into distinct officinae (workshops). Although denarii of this era do not carry explicit officina marks, hoard analyses and die-link studies suggest that designated workshops were routinely assigned to strike coinage for female members of the imperial family. Die engravers at Rome produced dies with remarkable stylistic consistency, showcasing skilled portraiture and standardized reverse attributes. The high volume of surviving specimens indicates prolonged or repeated production runs across multiple die pairings between approximately AD 225 and the end of the dynasty in AD 235.

Obverse Iconography and Variations

The obverse of RIC 343 presents a right-facing portrait bust of Julia Mamaea, depicted with neat drapery around the shoulders and neck. Her hair is rendered in the distinctive court coiffure popular among Severan women, swept back in horizontal waves or ridges from the brow, carried upward at the nape of the neck, and secured into a broad, braided plait pinned to the back of the crown. In standard classifications, the bust is described as draped right. While some contemporary emissions of Julia Mamaea introduce a crescent behind the shoulders to denote a double-denomination or a diadem on select aes or silver varieties, RIC 343 typically exhibits an undiademed, draped bust. Subtle stylistic variations in the fullness of the facial features, the spacing of the waves in the hair, and the treatment of the drapery folds reflect the hands of different engravers working within the Rome mint over the course of the late 220s and early 230s.

Reverse Iconography: Juno Conservatrix

The reverse iconography of RIC 343 features Juno, the paramount female deity of the Roman pantheon, in her capacity as Conservatrix (the Preserver or Protector). The goddess is portrayed standing facing left, clad in a long, draped stola, and veiled in accordance with Roman religious decorum for matrons. In her extended right hand she holds a patera, a shallow ritual dish used for pouring liquid offerings, symbolizing active piety and sacred sacrificial rites. In her left hand she supports a vertical sceptre, denoting divine sovereignty and imperial majesty. At the feet of Juno, standing to the left, is her sacred attribute, the peacock (pavo). In Roman religious and dynastic thought, the peacock was closely tied to Juno and served as the celestial vehicle associated with the consecration and heavenly elevation of deceased empresses. On lifetime issues such as this, however, the bird primarily reinforces the identity of the queen of heaven, framing Juno as the heavenly counterpart and personal protector of the Augusta Julia Mamaea.

Epigraphy and Legends

The inscriptions on RIC 343 are concise, clear, and direct, following the established epigraphic conventions of the Severan administration. The obverse legend reads IVLIA MAMAEA AVG, an abbreviated formulation of 'Julia Mamaea Augusta'. The omission of patronymic titles or explicit references to Severus Alexander emphasizes Mamaea's own constitutional and dynastic stature as Augusta, a title she held from the beginning of her son's reign in AD 222. The reverse inscription reads IVNO CONSERVATRIX, dedicated in the nominative case to 'Juno the Preserver'. The pairing of Mamaea's name on the obverse with Juno Conservatrix on the reverse established an overt theological parallel between the terrestrial mother of the emperor and the divine mother of the gods. Letterforms are executed in classical Roman capitals, typically arranged uninterrupted along the outer border of dots, though minor variations in letter spacing occur across distinct die groups.

Typology and Chronological Placement

In the typological framework established by Roman Imperial Coinage (RIC), volume IV, part 2, number 343 falls under the Rome mint issues struck under Severus Alexander for Julia Mamaea. Because the coin lacks tribunician or consular dates, chronological assignment relies on hoard composition, stylistic evolution, and comparisons with dated emissions of Severus Alexander. While Mamaea received the title Augusta upon Alexander's accession in AD 222, early emissions featured reverse types such as Juno Lucina and Fecunditas. The Juno Conservatrix type became especially prominent from roughly AD 225 onward, coinciding with the consolidation of Mamaea's control over the imperial court following the fall of Julia Maesa and the young emperor's marriage. Scholarly consensus dates the principal striking of RIC 343 within the window of AD 225 to 235, with production continuing into the final campaigns on the Rhine frontier prior to the assassination of Alexander and Mamaea in AD 235.

Circulation and Hoard Evidence

Denarii of RIC 343 enjoyed substantial circulation throughout the Roman Empire, as confirmed by archaeological finds across Britannia, Gaul, the Danube provinces, and the Levant. The type appears frequently in large third-century savings hoards, such as the Shapwick and Dorchester hoards in Britain, as well as continental hoards deposited during the crises of the mid-to-late third century. Because the debased silver denarii of Severus Alexander maintained a relatively stable weight and fineness compared to the debased radiate coinage introduced under the Gordians, Decius, and subsequent emperors, these denarii were often hoarded and retained value as bullion. Wear patterns on surviving specimens range from uncirculated pieces to heavily worn coins, demonstrating that many specimens remained in active circulation for several decades after AD 235 until the general demonetization and recall of the classic denarius in favor of the antoninianus under Aurelian and Diocletian.

References

1. Coins of the Roman Empire in the British Museum, Vol. VI: Severus Alexander to Balbinus and Pupienus. Julia Mamaea, Rome Mint
2. Coinage in the Roman World. pp. 112-125
3. The Severan Dynasty: Numismatic History and Coin Types. pp. 145-162
4. Online Coins of the Roman Empire: RIC IV Severus Alexander 343. ric.4.sa.343
5. The Roman Imperial Coinage, Vol. IV, Part II: Macrinus to Pupienus. p. 98, no. 343