Coin Encyclopedia
Search and identify coins from around the world — with country, denomination, metal, mint, history, and how to tell them apart.
Duit (VOC)
A small copper duit struck for the Dutch East India Company (VOC), showing the crowned VOC monogram and the date 1790 on the obverse.
Early Modern
Contemporary Forgery of Louis XVI Ecu
A period-style counterfeit imitating a Louis XVI silver ecu: a copied royal portrait obverse and a copied standing-figure reverse dated about 1792.
Forgery
Spade Guinea Token
A base-metal imitation of the George III spade guinea, made as a gaming counter or advertising token, with a male profile obverse and a spade-shaped shield reverse.
Token
Denarius of Augustus
Silver denarius of Augustus (c. 19-18 BC) with his bare head and a comet-star of the deified Julius Caesar, inscribed DIVVS IVLIVS.
Ancient Coins
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)
Reis (Peninsular War)
A 1910 Portuguese silver Reis struck under King Manuel II to mark the centenary of the Peninsular War, dated 1808-1814 across the king's bust.
Modern
Counterstamped 8 Reales
A Charles IV silver 8 reales later punched with counterstamps and pierced with a central hole, layering a second life onto the classic Spanish dollar.
Colonial
Gold Stater of the Catuvellauni and Trinovantes
An Iron Age British gold stater of the Catuvellauni and Trinovantes, showing stylized wheat/barley ears on one face and a dynamic horse on the other.
Ancient
Disarmament Commemorative Ruble
A 1988 Soviet copper-nickel commemorative ruble marking the US-Soviet treaty that scrapped intermediate- and shorter-range nuclear missiles.
World Coins
Denarius of Vespasian
Silver denarius struck under the emperor Vespasian (AD 69-79), founder of the Flavian dynasty, with his laureate portrait on the obverse.
Ancient
Denarius of Domitian
Silver denarius of the emperor Domitian (81-96 AD), with his laureate portrait on the obverse and, typically, the goddess Minerva on the reverse.
Ancient
Bronze Coin of Corinth (Augustan)
A Roman colonial bronze struck at Corinth during the reign of Augustus, showing a laureate imperial portrait; the example here has a badly corroded reverse.
Ancient
Augsburg Commemorative Medal
A gold commemorative medal of the Free Imperial City of Augsburg, showing a detailed spired cityscape with religious imagery and a heraldic reverse.
Medal
Austria 25 Euro Silver-Niobium Commemorative
Bi-metallic 25 Euro of the Austrian Mint with a silver outer ring and a colored niobium core; the 2003 first issue honored the town of Hall in Tirol.
Commemorative
Spanish Colonial 8 Reales (Milled Bust)
The milled-bust Spanish colonial 8 reales—the classic “piece of eight,” a large silver coin bearing the Spanish king's portrait and royal arms.
Colonial
Alexander the Great Tetradrachm
Silver tetradrachm of Alexander III of Macedon with the head of Heracles in a lion skin and an enthroned deity holding an eagle on the reverse.
Ancient
Denarius of Octavian and Caesar
A Roman Imperatorial silver denarius pairing the young Octavian with his adoptive father Julius Caesar, struck around 43–42 BC.
Ancient
Denarius of C. Cato
Silver Roman Republican denarius struck at Rome in 123 BC by the moneyer C. Cato, with a helmeted head of Roma and Victory driving a chariot.
Ancient
Bourgondische Rijksdaalder
A large silver rijksdaalder of the Habsburg Netherlands showing Philip II in helmeted armor, with a compartmented heraldic shield and the Golden Fleece collar.
Early Modern
Thailand One Baht Commemorative
A 1961 Thai one-baht commemorative bearing the conjoined profiles of King Rama IX and Queen Sirikit, paired with the Thai royal arms on the reverse.
Southeast Asia
Panama-Pacific Exposition $50 (Octagonal)
An eight-sided $50 gold commemorative struck for San Francisco's 1915 world's fair, showing Minerva and her owl — the largest U.S. coin of its era.
Classic Commemorative
Denarius of Cassius Longinus
Silver denarius struck in 42 BC by Gaius Cassius Longinus, one of Caesar's assassins, to pay his legions before the Battle of Philippi.
Ancient
8 Reales (Portrait/Bust Type)
Large silver Spanish Empire dollar showing the bust of King Carlos III and a crowned coat of arms with lions and castles.
World Coins
Pahlavi Reign Gold Medal
A gold medal of Pahlavi-era Iran, its obverse a left-facing royal portrait and its reverse the Lion and Sun beneath a crown, dated 1971.
Persia / Iran