Coin Encyclopedia
Search and identify coins from around the world — with country, denomination, metal, mint, history, and how to tell them apart.
20 Drachmai
Greece's 1884 gold 20 Drachmai of King George I: a small Latin Monetary Union gold coin with the king's portrait and the crowned royal arms.
Modern
20 Lei
Romania's first gold coin, the 1870 20 Lei of Prince Carol I, pairing his left-facing portrait with the national coat of arms.
Modern
20 Kroner
Danish aluminum-bronze 20 Kroner of 1990 honoring Queen Margrethe II, with a crown over a marguerite daisy and the dates 1940 and 1990.
Modern
Empire 20 Pesos
A gold 20 pesos of the Second Mexican Empire, showing a bearded imperial portrait, the legend IMPERIO MEXICANO, and a crowned heraldic coat of arms.
Circulation
Antoninianus of Claudius II
A billon antoninianus of the Roman emperor Claudius II Gothicus (268–270 AD), showing his radiate bust on one side and a standing deity on the other.
Ancient
Antoninianus of Gordian III
Silver double-denarius of the young emperor Gordian III (238-244 AD), marked by his radiate crown and a standing deity on the reverse.
Ancient
Antoninianus of Valerian II
Roman radiate coin of Valerian II, the young Caesar (c. 253-260 AD), showing his spiked crown and a standing figure on the reverse.
Ancient
British Decimal Half Penny
The smallest UK decimal coin, a tiny bronze half-penny introduced with decimalisation in 1971, bearing a crown reverse and the Machin portrait of Elizabeth II.
British Isles
Half Sovereign of George III
British 22-carat gold half sovereign of George III, introduced in 1817 with a laureate bust and a crowned shield of arms; face value ten shillings.
Milled
Belize 1 Cent
A small bronze one-cent coin from the Caribbean nation now called Belize, carrying a portrait of Queen Elizabeth II and dated 1954.
Circulation
Kenya 20 Shillings
A modern bimetallic Kenyan circulation coin showing a president's portrait on the obverse and the national coat of arms on the reverse.
World
Syracuse Bronze Coin of Hiero II
Ancient Greek bronze of Syracuse struck under King Hieron II, c. 275-215 BC, bearing a Hellenistic profile head; a very common Sicilian city bronze.
Ancient
Antigonos II Gonatas Tetradrachm
Silver tetradrachm of the Macedonian king Antigonos II Gonatas, c. 275-270 BC, with a bearded royal head and a seated Nike holding a wreath.
Ancient
Maundy Money Twopence
A tiny sterling-silver British twopence with a crowned Roman numeral II reverse; this example bears the profile of King James II, dated 1687.
Maundy
20 Francs Napoleon
A small 21 mm French gold coin bearing Napoleon III's profile and a wreathed 20 FRANCS reverse — the classic gold Napoleon, here dated 1857.
Bullion
Gold Tetradrachm of Ptolemy II and Arsinoe II
Ptolemaic gold of Egypt, c. 260-240 BC, with paired busts of Ptolemy II and Arsinoe II on one side and Ptolemy I and Berenike I on the other.
Ancient
Bermuda Crown
Bermuda's 1959 silver Crown: Queen Elizabeth II in profile on the obverse, two sailing ships above the island group on the reverse.
Commemorative
Papua New Guinea 5 Kina
Papua New Guinea's 1975 five-kina coin: Queen Elizabeth II in profile on the obverse, a bird-of-paradise with the K5 denomination on the reverse.
Circulation
Sierra Leone 20 Cents
A 1964 Sierra Leone 20 cents from the country's first decimal coinage, showing a portrait profile on one side and the national coat of arms with its lion on the other.
World
Isle of Man Noble
The Isle of Man Noble: the world's first platinum bullion coin, pairing a crowned Queen Elizabeth II with a Viking longship reverse.
Bullion
Silver Dirham (LACMA M.2002.1.437)
A thin, broad 8th-century Islamic silver dirham covered in Kufic Arabic inscriptions, with no portrait or image — only religious legends and decorative flourishes.
Islamic (Medieval)
Belgian Congo 1 Franc
An early silver franc struck for the Congo under King Leopold II, pairing a laureate portrait with grain stalks and the value.
World
Roman Victoriatus
Silver Roman Republican victoriatus of the late 3rd–2nd century BC, with the laureate head of Jupiter and a Victory crowning a trophy above ROMA.
Ancient
Roman Imperial Denarius (Unidentified)
A silver denarius of the Roman Empire, 2nd century AD, showing an emperor's right-facing curly-haired portrait and a standing imperial reverse type.
Ancient