Coin Encyclopedia
Search and identify coins from around the world — with country, denomination, metal, mint, history, and how to tell them apart.
Medieval Penny
England's standard medieval coin: a small hammered silver penny with a crowned royal head on one side and a cross on the other, struck by hand across many reigns.
Medieval Coins
Old Spanish Trail Half Dollar
A 1935 U.S. silver commemorative half dollar marking 400 years of the Old Spanish Trail, with a longhorn cow's head punning on explorer Cabeza de Vaca.
Classic Commemorative
Transylvanian Ducat of Catherine of Brandenburg
Gold ducat dated 1630 of Catherine of Brandenburg, ruling Princess of Transylvania, with her portrait and a double-headed eagle and shield reverse.
Medieval
Follis 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.
Ancient
Sestertius of Marcus Aurelius
A large Roman bronze sestertius struck during the reign of Marcus Aurelius (161–180 CE), with his laureate portrait facing right and a Latin legend.
Ancient
Sestertius of Nero (Port of Ostia)
A large brass sestertius of the emperor Nero (54–68 AD) showing his portrait on one side and a bird's-eye view of the harbour at Ostia on the other.
Ancient
1½ Roubles
A large silver crown of Tsar Nicholas I, dual-valued at 1½ Roubles and 10 Zlotych for Russia and Congress Poland, with an eagle bearing many shields.
Modern
Hanover-Luneburg 1.5 Thaler
A large silver 1.5 Thaler of Brunswick-Luneburg (Hanover), dated 1681, with a busy multi-shield heraldic design and the motto SOL BONA QUE HONESTA.
German States
Saudi Arabian Silver Riyal
A large, portrait-free silver coin of King Abdul Aziz ibn Saud, covered in Arabic legends and a state seal — a cornerstone of early Saudi coinage.
World
Eritrea 1 Tallero
A large silver trade dollar struck for Italian Eritrea under King Umberto I, carrying crowned heraldic arms and a Savoy eagle, dated 1891.
World
Manchukuo 1 Fen
A small bronze 1 fen from Manchukuo, dated 1944, with a large numeral 1 and Chinese inscriptions on one side and an ornamental circular design on the other.
Circulation
Chilean Peso (1875 Type)
A silver one-peso coin of Chile: the national coat of arms with its lone star and laurel wreaths on one side, and a large bird in flight on the other.
Circulation
Denarius of Otho
Silver denarius of the emperor Otho, struck at Rome during his brief AD 69 reign, showing his bare head right with the legend IMP OTHO CAESAR.
Ancient
British Half Sovereign
A small 22-carat British gold coin worth ten shillings; the pictured example shows Queen Victoria's left-facing Young Head portrait, dated 1863.
British
Austrian Award Medal
A silver Austrian award medal with a crowned double-headed eagle bearing a coat of arms on the obverse and a decorative heraldic shield on the reverse.
Medal
1 Kopeck
Small copper 1 Kopeck of Imperial Russia dated 1908, with the value in a wreath on one side and the crowned double-headed eagle on the other.
Modern
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
Bavaria 6 Kreuzer
A small silver 6 Kreuzer of the Electorate of Bavaria, showing the profile of Charles VII and a crowned double-headed imperial eagle marking the value.
German States
Egyptian 20 Piastres Commemorative
A cupro-nickel Egyptian 20 piastres commemorative dated 1980, with an ornate Arabic calligraphic obverse and a heraldic double-headed eagle reverse.
World
10 Roubles (Elizabeth)
An Imperial Russian gold 10 Roubles of Empress Elizabeth, showing her crowned portrait and the double-headed eagle with orb and scepter, dated 1756.
Early Modern
Austrian Gold Ducat
A high-purity Austrian gold ducat of the Habsburg monarchy, showing a crowned ruler in military dress on the obverse and the double-headed imperial eagle on the reverse.
Bullion/gold
1 Riksdaler Specie
Large silver Riksdaler Specie of Sweden under King Oscar I, dated 1845, bearing his right-facing portrait, royal motto, and the Swedish coat of arms.
Modern
Kopek (Peter I)
An early copper kopek of Peter the Great, showing a profile of Peter I and Cyrillic legends on one side and the Russian double-headed eagle on the other.
Early Modern
Poltina (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.
Modern