Coin Encyclopedia
Search and identify coins from around the world — with country, denomination, metal, mint, history, and how to tell them apart.
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.
AncientDenier of Charlemagne
A hand-struck silver denier of Charlemagne, king of the Franks: a central cross ringed by the CARLVS REX FR legend, with a royal monogram design on the reverse.
Medieval20 Lire
Silver-colored Italian 20 Lire piece of the Fascist era, showing a Mussolini profile and a horse-drawn chariot, dated 1936.
ModernDenarius of Tiberius (Tribute Penny)
Silver denarius of Emperor Tiberius (14–37 AD), obverse his laureate head, reverse a seated female figure — the famous "Tribute Penny" of the Gospels.
AncientFollis of Diocletian
A large silver-washed bronze coin of the Tetrarchy, introduced by Diocletian's currency reform around AD 294 with a stern laureate portrait.
AncientPillar Dollar (Columnario)
Machine-struck Spanish colonial silver 8 reales showing two crowned globes between the Pillars of Hercules; a trusted world trade coin.
World CoinsFollis of Maximian
A large silvered-bronze follis of the emperor Maximian, introduced with Diocletian's coin reform of the Tetrarchy around AD 294.
AncientPhilippines 20 Centavos
A small wartime silver 20 centavos of the Commonwealth-era Philippines: a standing Liberty figure and Mayon volcano, with an eagle over a shield on the reverse.
Southeast AsiaConstitutional Ecu
A French silver ecu of the constitutional-monarchy era showing King Louis XVI on the obverse and a standing armed Liberty figure on the reverse, dated 1792.
RevolutionaryMassachusetts Shilling (1 Shilling 6 Pence)
A colonial-era Massachusetts silver piece valued at one shilling and sixpence, joining a pine-tree obverse with a rising-sun reverse and the date 1779.
ColonialFollis of Constantius Chlorus
Large silvered-bronze follis of Constantius I (Chlorus), the Tetrarchic emperor and father of Constantine, showing his laureate portrait facing right.
AncientSpanish Colonial 1 Real (Bourbon)
A small silver coin of Spain's American colonies from the early Bourbon era, showing a cross with ornaments on one side and the crowned royal arms on the other.
ColonialTetradrachm of Antiochos I Soter
A large Seleucid-era silver coin of Antiochos I Soter, showing a helmeted bearded royal head and a standing elephant, a symbol of eastern military power.
AncientFollis of Galerius
A large silvered bronze follis of the emperor Galerius (Augustus AD 305-311), struck across the Tetrarchic mints with a laureate portrait and a standing deity reverse.
AncientDenarius of C. Papius Mutilus
Silver denarius bearing the name C PAPIUS MUTILUS, a Social War-era Italic type of c. 90 BC with a portrait bust and a horseman or chariot reverse.
AncientFrankfurt am Main Taler
A 1772 silver Taler of the Free Imperial City of Frankfurt am Main, famed for its detailed city-view reverse with walls, towers and radiant sun.
German StatesSachsen-Weimar-Eisenach 5 Mark Commemorative
An 1908 German Empire 5 Mark silver commemorative of Saxe-Weimar-Eisenach marking the University of Jena's jubilee, with the founder's capped portrait.
CommemorativeSpanish Colonial Half Real
The smallest milled silver coin of Spain's American empire: a tiny 1/2 real with a royal bust and the crowned arms between pillars.
ColonialSpanish Colonial 4 Reales
A large silver colonial coin worth half a Spanish dollar, struck for Spain's American empire and bearing the crowned Spanish royal arms.
ColonialPoltina (½ Rouble)
Silver half-rouble of Imperial Russia dated 1857, marked ПОЛТИНА on one side and bearing the crowned double-headed eagle of the Romanov empire.
ModernSachsen-Weimar-Eisenach 5 Mark Wedding Commemorative
A silver German Empire 5 Mark of Sachsen-Weimar-Eisenach struck to mark a grand-ducal wedding, showing conjoined bride-and-groom profile busts.
CommemorativeSpanish Colonial 2 Reales (Milled)
A small milled silver coin of the Spanish Empire, struck in colonial American mints; this example is dated 1776 and shows heraldic lions, castles and a crowned shield.
ColonialPhilippines 25 Centavos
Silvery base-metal 25 centavos of the young Republic of the Philippines, dated 1958: a standing figure with a liberty torch and the Republic's sunburst coat of arms.
Southeast AsiaHalf Crown of William IV
A milled British silver half crown of King William IV, with the king's bare head facing right and a crowned royal shield of arms on the reverse.
Milled