Theodosius II and Valentinian III, Gold Solidus, Roman

Historical Context

Following the death of the Western Roman Emperor Honorius at Ravenna in August 423 CE, the Western civil servant Johannes seized power with the backing of senior court officials and military figures. In Constantinople, the Eastern Augustus Theodosius II, who had governed since the death of his father Arcadius in 408 CE, refused to acknowledge the usurper. Theodosius sheltered his paternal aunt Galla Placidia and her five-year-old son Valentinian, who had fled Ravenna for the Eastern capital during the final months of Honorius's reign.

To re-establish legitimate dynastic governance across the Western provinces, Theodosius proclaimed his young cousin Valentinian as Caesar at Thessalonica on 23 October 424 CE. An Eastern military expedition commanded by the generals Ardabur and Aspar advanced into northern Italy, capturing Ravenna and executing Johannes in late spring or early summer 425 CE. During this campaign of Western restoration, the comitatensian mint at Constantinople struck gold solidi proclaiming SALVS REIPVBLICAE ("The Health of the Republic"), linking the preservation of the Roman state directly to the restored dynastic partnership between the senior Eastern Augustus and the newly invested Western Caesar.

On 23 October 425 CE, Valentinian III was formally elevated from Caesar to Augustus at Rome. To celebrate their upcoming joint consulship in 426 CE, the Constantinople mint phased out the design showing a seated Augustus alongside a standing Caesar, replacing it with emissions depicting both rulers enthroned side-by-side as equal Augusti.

Obverse Iconographic Composition

The obverse displays a three-quarter frontal cuirassed bust of Theodosius II, turned slightly toward the right of the field. The emperor wears a crested helmet secured around the brow by a pearl diadem, with pendilia falling beside the cheek. In his raised right hand, angled across the right shoulder, he holds a vertical spear with its point directed upward. Resting against his left shoulder is a circular parade shield ornamented with an embossed motif of a cavalryman charging right, spearing a fallen adversary trampled beneath the horse's hooves. The entire portrait is encircled by an outer beaded border.

Obverse Epigraphy and Inscriptions

The obverse legend is struck in the Latin alphabet and language:

• Legend: D N THEODO-SIVS P F AVG
• Expansion: Dominus Noster Theodosius Pius Felix Augustus
• Translation: "Our Lord Theodosius, Pious and Blessed Augustus"

The peripheral inscription begins in the lower left field, proceeds clockwise, and breaks across the top of the design where the plume and crest of the imperial helmet extend into the outer margin.

Reverse Iconographic Composition

The reverse features two facing nimbate figures arrayed in the ornate consular mantle (trabea triumphalis), commemorating imperial consular authority and dynastic concord:

• On the left, the senior Augustus Theodosius II sits enthroned upon a low curule seat or bench, his knees parted and his feet resting upon an elevated footstool above the groundline. In his raised right hand he holds a mappa, the ceremonial cloth dropped to signal the start of games, and in his left hand he clasps a long cruciform sceptre.
• On the right stands the junior Caesar Valentinian III, represented at a noticeably smaller stature. He faces forward with feet positioned close together, holding a matching mappa in his raised right hand and a cruciform sceptre in his left hand.
• An eight-pointed star is positioned in the upper central field directly between the two imperial nimbi. The composition rests upon a continuous horizontal groundline that separates the main pictorial field from the mintmark below.

Reverse Epigraphy and Inscriptions

The reverse legend and exergual mark are rendered in Latin:

• Legend: SALVS REI-PVBLICAE
• Translation: "Safety [or Salvation] of the Republic"
• Exergue: CONOB
• Expansion: Constantinopoli obryzum
• Translation: "[Struck at] Constantinople, pure [refined comitatensian] gold"

The primary legend runs along the upper periphery, divided around the central star between the heads of the two emperors. The mintmark CONOB occupies the lower exergual segment below the baseline, certifying that the piece was produced under the authority of the comitatensian treasury using standard refined gold. Unlike many subsequent issues of the reign, this initial emission was struck without a subsidiary Greek officina numeral.

Typology and Documented Variants

The comitatensian solidi struck at Constantinople under the legend SALVS REIPVBLICAE reflect the rapid evolution of imperial rank during the dynastic reordering of the mid-420s CE:

1. Theodosius Enthroned with Valentinian Standing (Late 424 – October 425 CE):

   • Documented varieties differ primarily in the division of the reverse inscription around the central star. Some dies divide the text into three segments (SALVS REI-PVB-LICAE), catalogued under RIC X 233, while others feature a single division (SALVS REI-PVBLICAE) or a break after the second syllable (SALVS REI-PVBL-ICAE), catalogued under RIC X 234. Both varieties lack Greek officina control letters and terminate with CONOB in the exergue.

2. Two Enthroned Co-Augusti (October 425/426 – c. 430 CE):

   • Following the elevation of Valentinian III to Augustus on 23 October 425 CE and the joint consulship of 426 CE, the Constantinople mint introduced a revised reverse showing both rulers seated together on a shared imperial bench as equal Augusti. Solidi struck in the name of Theodosius II (RIC X 237–241) and in the name of Valentinian III (RIC X 242–245) bear this twin-enthroned composition accompanied by Greek officina numerals (A through I) in the field or legend.

Scholarly Debates and Attribution Limitations

Several critical attribution and interpretive issues characterize this series:

• Institutional Dating versus Struck Series Chronology: The Cleveland Museum of Art documents specimen 1968.54 under the broad chronological bracket 408–425 CE, reflecting Theodosius II's initial sole reign up to the accession of Valentinian III. However, numismatic analysis confines the actual production of the seated Augustus and standing Caesar type strictly to the twelve-month window between Valentinian's proclamation as Caesar on 23 October 424 CE and his coronation as Augustus on 23 October 425 CE. The museum dating provides an institutional administrative envelope rather than a continuous period of minting.

• Postural Hierarchy in Late Antique Art: Early collection inventories occasionally described the reverse figures vaguely as two standing or two seated rulers. Specialist analyses confirm that the visual distinction - Theodosius seated on an imperial throne while Valentinian stands alongside him - is a precise constitutional statement. The seated posture was reserved strictly for the reigning Augustus holding full civil and military imperium, while the standing posture marked the junior status of the Caesar.

• Issuing Authority versus Visual Commemoration: Although collection records frequently title the coin as an issue of "Theodosius II and Valentinian III," the obverse legend exclusively names Theodosius II as Augustus. In accordance with fifth-century imperial monetary conventions, Theodosius was the sole issuing authority; Valentinian appears on the reverse not as an equal co-monarch, but as a dynastic ward and subordinate colleague.

• Metrological and Specimen Data: Institutional records for the Cleveland Museum specimen document a diameter of 2.3 cm and a mass of 4.5 g, while its specific die axis remains unpublished. Comparison specimens from contemporary circulation include ancient irregular strikings, such as a piece from the Charles Masson collection at Hadda Stupa 10 in Afghanistan (British Museum 1880,0604.238), which imitates this Constantinople reverse but exhibits an underweight standard (3.58 g) and an anomalous Western COMOB exergual mark.

References

1. The Cleveland Museum of Art: Solidus of Theodosius II and Valentinian III (1968.54). Accession record 1968.54; measurements (2.3 cm, 4.5 g) and provenance
2. Online Coins of the Roman Empire: RIC X Theodosius II 233. Type description and legend break SALVS REI-PVB-LICAE
3. Online Coins of the Roman Empire: RIC X Theodosius II 234. Type description and legend break SALVS REI-PVBLICAE
4. The Roman Imperial Coinage, Volume X: The Divided Empire and the Fall of the Western Parts (AD 395–491). Kent, J.P.C. (1994), pp. 48–50, 260–261, nos. 233–234, 237–245
5. Late Roman Coins in the Dumbarton Oaks Collection and in the Whittemore Collection. Grierson, P. and Mays, M. (1992), pp. 129, 260–261, nos. 370–374
6. Les monnaies d'or de l'Empire romain d'Orient, de Théodose II à Anastase (408–518). Depeyrot, G. (1996), p. 253, types 78/1 and 79/1–2
7. The British Museum: Registration 1880,0604.238. Contemporary imitation from Hadda Stupa 10 (Charles Masson coll.), 19 mm, 3.58 g, COMOB