Coin Encyclopedia
Search and identify coins from around the world — with country, denomination, metal, mint, history, and how to tell them apart.
Solidus of Constantine I the Great
Constantine the Great's gold solidus, a high-purity coin struck from about AD 309 that became the standard of late Roman and Byzantine gold.
Ancient
Centenionalis of Constans
A mid-4th-century Roman bronze of Constans bearing the FEL TEMP REPARATIO reform reverse, showing a soldier lifting a small captive from a hut.
Ancient
Antoninianus of Carus
Late-Roman bronze radiate of the emperor Carus (282-283 AD), showing his bearded, spiky-crowned head and a standing personification on the reverse.
Ancient
Swedish Gold Commemorative
An early-20th-century Swedish gold coin showing a right-facing royal profile with the legend SVERIGES KONUNG and the fatherland motto.
Commemorative
Antiochos IV Epiphanes Tetradrachm
Large silver tetradrachm of the Seleucid king Antiochos IV Epiphanes, 175-164 BC, with his diademed head and an enthroned deity reverse.
Ancient
Siliqua of Jovian
Small late-Roman silver siliqua of Emperor Jovian (AD 363–364), with his right-facing portrait and a Victory or standing deity reverse.
Ancient
Sestertius of Alexander Severus
Large Roman bronze sestertius of emperor Alexander Severus (222-235 AD), showing his youthful head and a standing figure of Providentia.
Ancient Coins
Roman Denarius
A small hammered silver coin of ancient Rome, showing an emperor's portrait and abbreviated Latin titles on one side and a deity or figure on the other.
Ancient
Denarius of Marcus Aurelius
Roman silver denarius of Marcus Aurelius (c. 170-171 AD): laureate bearded emperor on the obverse, a standing personification on the reverse.
Ancient
Aureus of A. Manlius Vulso
A rare late-Republican Roman gold aureus of the moneyer A. Manlius Vulso, c. 80 BC, showing a capped head and a horseman carrying a military ensign.
Ancient
Denarius of Antoninus Pius
Silver denarius of the Roman emperor Antoninus Pius (138–161 AD), with his laureate portrait facing right and a legend-and-figure reverse.
Ancient
1 Penni
Finland's smallest post-1963 coin: a tiny light base-metal piece with a bold numeral 1 and SUOMI on the front and a geometric line pattern on the back.
World
Tymf
A debased Polish silver coin of 1663 tariffed at 30 groszy, famous for a Latin motto declaring the state's safety worth more than the metal.
Early Modern
1 Pengő
Wartime Hungarian one pengő struck in lightweight aluminum, with an ornamental laurel-wreath design on one side and the value with the 1944 date on the other.
Modern
Joachimsthaler (Thaler)
A large early-16th-century Bohemian silver thaler from Joachimsthal, dated 1525; the coin whose name gave rise to the words 'thaler' and 'dollar'.
Early Modern
8 Escudos (Carolus)
The largest Spanish gold coin of the age, the 8 Escudos or doubloon, struck under the Habsburg Carolus rulers with the crowned quartered royal arms.
Early Modern
2 Soldi
A small base-metal coin of the Republic of Genoa worth two soldi, typically showing a heraldic lion and a fortified castle gateway.
Early Modern
Prussian Taler
A large silver taler of the Kingdom of Prussia showing the crowned profile of Frederick II and a heraldic coat of arms, struck through the mid-to-late 1700s.
German States
French Semeuse 5 Francs
A silver French 5-franc coin of the Fifth Republic showing the Sower (Semeuse) striding left, with a flowered wreath around the value on the reverse.
Circulation
French Semeuse 50 Centimes
A small French silver coin showing the striding Semeuse (Sower) with a liberty cap; the reverse frames the value 50 CENTIMES in an oak-and-olive wreath.
Circulation
Erstein Notgeld 50 Pfennigs
A 1917 German emergency-money token for 50 Pfennigs from Erstein in Alsace, with the town coat of arms on the obverse and a large 50 on the reverse.
Token/notgeld
India Four Anna
An early Republic of India quarter rupee (four annas) of 1950, showing the Ashoka Lion Capital emblem with radiating rays and the country name INDIA.
Modern India
Teston of Henri II
A French Renaissance silver teston of Henri II (1547-1559): the king's realistic profile bust right, a crowned fleur-de-lis coat of arms on the reverse.
Renaissance
British Groat
A small George III silver fourpence of 1792, the British groat: laureate king's profile obverse, crowned shield and value reverse.
Circulation