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Ancient Roman coin collecting

Sestertii, antoniniani, denarii, dupondii and others. Get information about collecting ancient republican and imperial Roman coinage.

Sestertius.net is the web's best place for finding information about adding ancient Roman coins for sale to your collection.

Collectible coins discussed here come from the Roman Republic (mostly after 280 BC) and the Roman Empire, until Diocletian's coinage reforms were instituted in the 280s AD. We also feature tips for getting modern reproductions of coins, if you want a cleaner but newer piece to display in your own collection.

Find useful information such as our overview of the different coin types from both the republican and imperial eras, and our tips on how to avoid accidentally buying a forged Roman coin.

Collecting ancient Roman coins is a great way not only to learn about history, but to have a real, tangible piece of it to hold in your hands. Feel the past come truly alive with the endlessly fascinating and absorbing hobby!
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Coins by ruler

Quite a few ancient Roman rulers minted their own coins, and different rulers saw different types of coins, and several made changes to the coinage system that lasted a short or (in some cases) a long time. Check our subcategories to find the ruler you're looking for...

Lucius Verus 161-169

Following the death of Antoninus Pius in AD 161, the Roman Empire acquired two emperors who ruled jointly: Marcus Aurelius and Caesar Lucius Aurelius Verus Augustus, better known as Lucius Verus. Both men were adopted sons of Antoninus Pius. Lucius Verus died of the plague in 169, after which Marcus Aurelius ruled alone until his own death in 180. There are several coins of Lucius Verus available for sale and collectors should keep an eye on the current selection, which changes often

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Postumus 260-269

Postumus is a famous Roman emperor among ancient coin collectors. Known fully as Imperator Caesar Marcus Cassianius Latinius Postumus Pius Felix Augustus Germanicus Maximus, Postumus assumed control of what has become known as the Gallic Empire, and in his ten years as ruler he issued several well-made coins that are relatively abundant in the marketplace. Postumus coins appeal to different collectors for different reasons, and choosing a Postumus coin to buy depends on your own approach. Authentic coins may fit your collection, or you may be after a modern replica. Check the current listings to see what is available

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Antoninus Pius 138-161

After the death of Hadrian in 138 AD, his adopted son Caesar Titus Aelius Hadrianus Antoninus Augustus Pius, known more simply as Antoninus Pius or just Antoninus, became the emperor of the Roman Empire. Antoninus Pius ruled for a period of twenty-two years, the longest-lasting ruler since Augustus at the very beginning of the imperial era. Antoninus' reign saw several types of collectible coins issued. Buyers and collectors can sort through the listings of Antoninus Pius coins now for sale and check the current selection, which changes often. When Antoninus Pius died, his adopted son Lucius Verus became a co-emperor alongside Marcus Aurelius

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Coins by type

There were several different types of coins used at various times in ancient Rome. In addition to the sestertius, for which this site is named, there were others, each made of certain metals and with certain values. Although the actual value, and chemistry, of some of these types of coins changed, they are still grouped together by their relative concurrent value. See the subcategories on this page to find specific coin type info. See ancient Roman coins listed by ruler here...

Quadrans coins

Quadrans coins of ancient Rome were worth a quarter of an as. Although there are fewer quadrantes for sale, generally, than other coins such as the sestertius and the denarius, there are usually still a few really nice pieces available for patient and keen-eyed collectors. It can require some vigilance to wait for the right quadrans for your collection, though, so keep an eye out. New listings crop up regularly

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Quinarius coins

Quinarius ancient Roman coins feature in the background of many coin collections — less popular and numerous than other ancient coins, quinarii have carved out a subset of collector fans who watch the sales listings for new items for sale. Watch also for the variations including quinarius argenteus and quinarius aureus

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Sestertius coins

The sestertius has had a long and important history. Besides giving its name to this website, the sestertius was a popular coin in ancient Rome, and sestertii are quite popular with modern collectors. Issued by several different rulers, sestertii exist in large quantities today. Collectors the world over often feature sestertii as a cornerstone of their own collections. New offers are listed very frequently

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