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Roman Vectis: Coins

A developing analysis of Roman coin finds from the Isle of Wight, using Portable Antiquities Scheme records to trace circulation, trade and long‑distance movement across Vectis. The island’s coin profile reveals links to continental mints, late Roman supply routes and the maritime world shaped by Carausius and Allectus, whose Channel fleets operated in the very waters surrounding the island. This survey highlights currency diversity, coastal exchange and the Isle of Wight’s role as a connected Roman landscape rather than an isolated frontier.



Roman Vectis: Coins

© The Trustees of the British Museum. Shared under a Creative Commons Attribution-NonCommercial-ShareAlike 4.0 International (CC BY-NC-SA 4.0) licence.
Fresco wall painting representing a coastal landscape showing a boat departing from a harbour. Boscoreale, villa. Museum number 1899,0215.2 30 BCE (circa) (Resized and background removed) © The Trustees of the British Museum. Shared under a Creative Commons Attribution-NonCommercial-ShareAlike 4.0 International (CC BY-NC-SA 4.0) licence.

I’ve spent a good while going through a long run of Portable Antiquities Scheme records from the Isle of Wight, and the more I read, the clearer it becomes that the Roman island of Vectis wasn’t some isolated corner of the Roman world. It was plugged into trade, movement and imperial networks for centuries.

Even in this extract alone, I can see roughly fifty‑six coins, with only a couple of non‑coin objects mixed in. That’s a lot for a single slice of PAS data, and it tells you straight away that people on the island were using money regularly.

The coins cover a wide range of metals. There’s one gold piece in that selection, a solidus of Tiberius II Constantine from the late sixth century. There are around eleven or twelve silver coins, including denarii, radiates, miliarenses and siliquae. The rest are copper alloy, mostly small nummi from the late Roman period.

The mix is exactly what you’d expect from a landscape that saw long‑term occupation and steady contact with the wider world. High‑value coins appear occasionally, while low‑value bronze coins dominate everyday loss.

Some of the silver coins are striking. One record says, “A silver Roman light miliarensis, possibly of Gratian (AD 367‑383), dating to c. AD 367‑383 (Reece Period 19).” Another describes “A silver Roman denarius of Augustus (27 BC‑AD 14) probably dating to the period c. 27 BC‑14 AD.” These aren’t coins that drift around by accident. They’re the sort of pieces that travel with soldiers, officials or merchants. They show that people carrying high‑value currency were passing through or living on the Isle of Wight.

The gold solidus is even more interesting. It’s a Byzantine coin from AD 578‑582, long after Rome’s administration left Britain. A find like that doesn’t happen on a forgotten island. It happens on a place that sits on a route, where ships still passed and where continental links didn’t vanish overnight.

Most of the coins, though, are copper alloy. They’re small, often worn down to the point where the reverse is barely visible. One typical entry reads, “A copper‑alloy Roman nummus probably dating to the period c. AD 320‑402. Unclear reverse. Mint unclear.” These coins are the everyday money of the late Roman world. They circulated for decades, sometimes generations, before being lost. Their condition tells you they were used heavily. Many reverses are worn smooth, but when they’re visible, they show familiar late Roman types. GLORIA EXERCITVS with two soldiers and standards. CONSTANTINOPOLIS with Victory on a prow. VOTIS inscriptions inside wreaths. SOLI INVICTO COMITI with Sol raising his hand. These reverses weren’t just decoration. They were part of the imperial messaging that tied the army, the emperor and the provinces together.

The chronological spread is wide. There are early imperial coins from Augustus, Agrippa, Claudius, Galba, Domitian and Trajan. These coins show that Roman money reached the island early and stayed in circulation for a long time. There are mid‑imperial pieces from Faustina II and Gordian III. Then there’s a huge wave of late Roman coinage from Diocletian, Constantine, Licinius, Magnentius, Julian II, Valentinian I, Valens, Gratian and Honorius. The late fourth century dominates the dataset, which matches the pattern seen across Britain. Coin loss peaks in that period because the empire was pumping out vast quantities of bronze currency and Britain was still plugged into the system.

The mints named in the records tell their own story. Trier, Lyon, Siscia, Emisa, Nemausus, Colonia Patricia, Rome, Constantinople and several eastern mints all appear. That’s a continental spread. Coins minted near the Rhine, the Danube, the Pyrenees and the eastern Mediterranean all ended up on the Isle of Wight. They didn’t get there by accident. They came through military pay, tax movements, merchant traffic and the general flow of goods and people across the empire. When you see a coin minted in Siscia turning up on the Isle of Wight, you’re looking at the footprint of long‑distance movement.

A few coins date from after AD 410. The Honorius siliqua sits right on the edge of Rome’s withdrawal, and the Byzantine solidus shows that the island still had contact with wider trade networks in the sixth century. That’s important. It means the Isle of Wight didn’t suddenly fall silent when Roman rule ended. It stayed connected, probably through cross‑Channel routes and coastal trade.

The quality of the coins varies. The silver and gold pieces are well preserved, which isn’t surprising. Precious metal survives better and tends to be lost less often. The bronze coins are usually worn or corroded, sometimes to the point of being barely identifiable. That’s normal for rural finds. Bronze coins were used constantly and dropped constantly. Their condition actually tells you something useful. It shows long circulation and heavy use, which fits a landscape where money was part of everyday life.

Is this selection representative of all Roman coin finds on the Isle of Wight? It’s representative of metal‑detected finds, which means it leans heavily toward late Roman bronze. Hoards, villa sites and controlled excavations would add more silver and more early imperial material. Even so, the mix here matches the broader pattern seen across southern Britain. Lots of late Roman bronze, a scattering of earlier imperial coins, and occasional high‑value pieces that travelled long distances.

Allectus, cuirassed, head, laureate, right. Mars, helmeted, in military dress, standing front, head right, holding vertical spear in right hand and resting left hand on shield, behind and to right. Museum number 1867,0101.878 293-296 CE. Minted in: London. © The Trustees of the British Museum. Shared under a Creative Commons Attribution-NonCommercial-ShareAlike 4.0 International (CC BY-NC-SA 4.0) licence.
Allectus, cuirassed, head, laureate, right. Mars, helmeted, in military dress, standing front, head right, holding vertical spear in right hand and resting left hand on shield, behind and to right. Museum number 1867,0101.878 293-296 CE. Minted in: London. [Resized] © The Trustees of the British Museum. Shared under a Creative Commons Attribution-NonCommercial-ShareAlike 4.0 International (CC BY-NC-SA 4.0) licence.

The Isle of Wight was never cut off. It sat on the Solent, right on the route between southern Britain and the continent. Roman Vectis was a maritime hub, a place where ships passed, where goods moved and where people carried coins minted hundreds of miles away. The PAS records make that clear. They show an island that was part of the Roman world, not on the edge of it. Coins from Augustus to Honorius, and even from a Byzantine emperor, tell the same story. The Isle of Wight was connected, active and plugged into trade networks for centuries.


Further Reading


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FAQ

FAQ 1 – What do PAS coin finds reveal about Roman activity on the Isle of Wight?

The PAS records show that the Isle of Wight wasn’t a quiet or isolated corner of Roman Britain. The coins come from a wide range of periods and mints, including Trier, Lyon, Siscia, Rome and even Constantinople. That variety tells you that people carrying money from across the empire were moving through Vectis. Early imperial denarii, mid‑imperial bronzes and a huge wave of late Roman nummi all appear, along with occasional high‑value silver and even a sixth‑century Byzantine solidus. This mix shows long‑distance movement, steady trade and a community that stayed connected to wider networks long after Rome withdrew.

FAQ 2 – How do the coins relate to Carausius and Allectus?

Carausius and Allectus ruled Britain during the breakaway regime of the late third century, and their power depended on naval control of the Channel. The Isle of Wight sat right inside the maritime zone they relied on. Even when their coins aren’t present in every PAS list, the island’s position makes it part of their operational world. Any fleet movement, coastal patrol or supply route running between the Channel and inland Britain would’ve passed the Solent. Vectis wasn’t on the sidelines. It was part of the same maritime landscape that supported their regime, and the island’s later coin profile shows how those networks continued into the fourth century.

FAQ 3 – Do the coin finds show that Vectis was involved in trade?

Yes, very clearly. The Isle of Wight’s coin record is full of signs of trade and exchange. Coins minted far from Britain reached the island, which means goods, people and money were moving across the Solent. Late Roman nummi, often worn smooth, show everyday circulation. Silver miliarenses and siliquae point to higher‑value transactions, military pay or official movement. Even after Roman rule ended, coins still arrived, including a Byzantine solidus. All of this shows that Vectis was part of coastal trade routes, not cut off from them. The island’s harbours, landing points and position on cross‑Channel routes made it a natural place for exchange, and the PAS finds reflect that long‑term connectivity.


Last Curated: 29 08 2026

Part of: The Roman World