Trajan Sestertius, RIC II Trajan 504

Monetary Context and Denominational Function

Under the Principate, the sestertius functioned as the premier large-denomination base-metal coin of the Roman Empire, valued at four asses, two dupondii, or one quarter of a silver denarius. Traditionally struck from orichalcum, a golden-hued brass alloy of copper and zinc, the sestertius occupied an indispensable intermediary role within daily commercial transactions and substantial state disbursements alike. During the reign of Trajan, base-metal coinage experienced heightened production to support imperial infrastructure projects, military logistics, and public distributions following the costly campaigns along the Danubian frontier. The generous module of the sestertius, typically exceeding thirty millimetres in diameter with an average standard weight centering near twenty-five to twenty-eight grams, provided imperial authorities with an expansive surface for artistic expression and programmatic messaging. RIC II Trajan 504 served both practical fiscal purposes and ideological objectives, circulating alongside silver denarii across western market economies while conveying the core themes of the regime to a broad, socially diverse populace that handled daily currency.

Production Standards and Mint Organization

The entire regular series of RIC II Trajan 504 was manufactured exclusively by the imperial mint at Rome. During this phase of Trajan's reign, the Roman mint operated with sophisticated administrative oversight and segmented workshops, or officinae, capable of generating extraordinary quantities of heavy brass coinage. The blanks were cast in moulds and struck while warm using heavy bronze or iron dies that required considerable striking force. Dies for sestertii of this era exhibit an exceptionally high degree of sculptural relief and stylistic consistency, reflecting the work of master engravers engaged in creating official imperial portraiture. Metallurgically, sestertii of the early second century AD contained roughly twelve to fifteen percent zinc, though contemporary remelting and recycling practices occasionally introduced minor trace impurities of tin and lead. Weight distributions within the series vary naturally due to manual flan preparation, yet strict batch standards ensured that average weights conformed closely to the post-Flavian sestertius standard.

Obverse Iconography and Imperial Portraiture

The obverse of RIC II Trajan 504 features a heroic, mature portrait of Trajan facing right. In this particular catalogued type, the emperor is depicted wearing a laurel wreath alongside both drapery and a cuirass, representing an explicitly martial presentation appropriate for the victor of the Dacian Wars. The artistic treatment showcases Trajan's distinctive physiognomy, characterised by straight, combed-forward hair across the brow, a pronounced bridge of the nose, a firm and planar jawline, and deeply set eyes that impart a solemn and focused expression. The integration of drapery over the breastplate conveys the dual roles of the princeps as both supreme commander of the legions and constitutional protector of the civilian state. Minor stylistic variations exist across different die pairs, primarily in the curvature of the laurel ties, the fullness of the neck truncation, and the precise arrangement of the paludamentum folds over the shoulder, though all die cutters adhered strictly to the unified court model established in Rome after AD 103.

Reverse Iconography: Pax Subduing Dacia

The reverse iconography of RIC II Trajan 504 offers a sophisticated visual synthesis of peace, abundance, and imperial conquest. Pax is depicted standing draped and facing left, holding an olive branch directed downwards in her right hand and supporting a heavy cornucopiae laden with fruit in her left arm. Most significantly, her right foot rests firmly upon the head and shoulders of a defeated Dacian captive, who emerges only partially from the exergual ground line. This dynamic composition directly connects the divine gift of peace and material prosperity to the violent military suppression of external enemies. Rather than presenting peace as passive tranquility, the imagery asserts that Pax is maintained solely through Roman dominion and armed victory. The captive is delineated with characteristic barbarian attributes, including unkempt hair and bent posture, underscoring the total submission of the northern kingdom to Roman arms. The traditional formula S C, indicating Senatus Consulto, appears divided across the fields, acknowledging the formal role of the Senate in approving public base-metal coinage.

Epigraphy and Titular Legends

The inscriptions on RIC II Trajan 504 are meticulously composed to project constitutional legitimacy and military prestige. The obverse legend reads IMP CAES NERVAE TRAIANO AVG GER DAC P M TR P COS V P P, expanding into the dative case to indicate dedication to the emperor: Imperatori Caesari Nervae Traiano Augusto Germanico Dacico, Pontifici Maximo, Tribunicia Potestate, Consuli Quintum, Patri Patriae. This sequence records Trajan's imperial title, his status as the adopted heir of Nerva, his earned victory titles Germanicus and Dacicus, his religious office as Pontifex Maximus, his perpetual tribunician power, his fifth consulship, and his designation as Father of the Country. The reverse bears the famous legend S P Q R OPTIMO PRINCIPI, denoting Senatus Populusque Romanus Optimo Principi. This dative dedication by the Senate and Roman People to the 'Best of Princes' reflects the formal conferral of this honorific title by the Senate, celebrating Trajan's moral and civic excellence alongside his military triumphs.

Typology and Chronological Classification

Within the chronological framework of Trajan's coinage, RIC II Trajan 504 belongs to the vast emission of his fifth consulship, which commenced in AD 103 and continued until his sixth consulship was assumed on January 1, AD 112. The presence of the victory title Dacicus confirms an issuance date following the conclusion of the First Dacian War in late AD 102, while the reverse theme celebrating pacification through victory aligns directly with the campaigns and aftermath of the Second Dacian War (AD 105 to 106). Bernhard Woytek's comprehensive classification in Die Reichsprägung des Kaisers Traianus refines this period into successive stylistic and administrative phases, situating this specific reverse type within the major post-Dacian victory series struck between AD 105 and 111. Related sestertius types from the same broad emission present Pax in varying poses, such as burning arms or standing without a captive, but RIC II Trajan 504 is distinguished by the explicit combination of the laureate, draped, and cuirassed obverse bust with Pax treading down the truncated Dacian figure.

Circulation, Hoards, and Archaeological Context

Sestertii of the OPTIMO PRINCIPI series enjoyed vast circulation throughout the western territories of the Roman Empire, including Italy, Gaul, the Rhineland, Britain, and the Danubian provinces. The heavy production volume under Trajan ensured that these large brass coins remained in active commercial use for generations. Archaeological evidence from stratified settlement deposits, military fortifications along the frontiers, and monumental urban centres reveals that specimens of RIC II Trajan 504 circulated intensively throughout the second century AD, frequently exhibiting substantial surface wear by the Antonine and Severan eras. Due to the high purchasing power of the sestertius relative to common daily expenses, these coins were regularly included in mixed hoards containing both aes denominations and silver denarii. Their durable orichalcum composition and substantial physical mass allowed them to function as enduring vehicles of Trajan's ideological legacy long after his death.

References

1. Coins of the Roman Empire in the British Museum, Volume III: Nerva to Hadrian. Trajan, nos. 800-804
2. Die Reichsprägung des Kaisers Traianus (98-117) (Moneta Imperii Romani 14). MIR 14, no. 200
3. Online Coins of the Roman Empire: RIC II Trajan 504. ric.2.tr.504
4. The Roman Imperial Coinage, Volume II: Vespasian to Hadrian. p. 280, no. 504