Coin Encyclopedia
Search and identify coins from around the world — with country, denomination, metal, mint, history, and how to tell them apart.
Swedish Riksdaler
Sweden's traditional silver dollar denomination, used for roughly two centuries before being replaced by the krona in the 1870s currency reform.
European
Third Farthing
An extremely small denomination worth one-twelfth of a penny, struck mainly to serve the currency needs of the British colony of Malta across the nineteenth and early twentieth centuries.
British
Korean Sangpyeong Tongbo Cash
The standard cash coin of Joseon-dynasty Korea, cast for over two centuries with a huge range of mint and workshop marks on the reverse.
Asian
1932-S Washington Quarter
One of the two key dates of the Washington quarter series, struck at San Francisco in the design's debut year with a very limited mintage.
United States
Farthing
The smallest-value British bronze coin, worth a quarter of a penny, fondly remembered for its charming wren reverse design used from 1937 until its withdrawal.
British
Halfpenny
A small British bronze coin worth half a penny, best known in its twentieth-century form featuring Sir Francis Drake's ship the Golden Hind on the reverse.
British
Wood's Hibernia Halfpenny
A British copper coinage patented by William Wood for Ireland, controversially rejected there but widely circulated instead in colonial America, where large surplus shipments ended up in everyday trade.
United States
1936 Doubled Die Lincoln Cent
A doubled die obverse variety of the 1936 wheat cent showing visible doubling in the date and lettering, recognized in two distinct doubling strengths by collectors.
Errors & Varieties
Quarter Farthing
The smallest fractional denomination in British coinage, worth one-sixteenth of a penny, struck primarily for use in colonial Ceylon during Victoria's reign.
British
Russian Ruble (Imperial)
The principal silver coin of the Russian Empire, struck for over two centuries and bearing the portraits of successive tsars and the imperial double-headed eagle.
European
Indian Princely State Silver Rupee (Hyderabad)
Silver rupee issued independently by the princely state of Hyderabad under the Nizam, notable for its distinct weight standard and Persian-Urdu inscriptions rather than British Indian designs.
Asian
Japanese Mon (Kan'ei Tsuho cash coin)
Long-running cast copper or iron cash coin of Edo-period Japan, inscribed 'Kan'ei Tsuho' and produced continuously for well over two centuries.
Asian
Spanish Gold Doubloon
A popular name for large Spanish colonial gold coins, typically two, four, or eight escudos, forever associated with pirate treasure and sunken Spanish galleons.
World
Saudi Arabian Gold Guinea (Sovereign)
A gold coin issued by Saudi Arabia sized like the British sovereign, popularly called a guinea, historically important for Hajj pilgrims and gold-based savings rather than everyday circulation.
Asian
1795 Flowing Hair Silver Dollar
One of the earliest United States silver dollars, sharing the Flowing Hair design introduced in 1794 and struck in two collectible leaf-count varieties.
United States
Unite
A gold twenty-shilling coin introduced by James I in 1604 to celebrate the union of the English and Scottish crowns, its name literally symbolizing the joining of the two kingdoms.
British
St George Sovereign (Pistrucci)
The modern gold sovereign's iconic reverse showing St George slaying the dragon, engraved by Benedetto Pistrucci in 1817 and still used on British sovereigns to this day.
British
Japanese Kan'ei Tsuho Cash
The workhorse cash coin of Edo-period Japan, cast continuously from 1636 for over two centuries with a square hole and simple four-character legend.
Asian
Louisiana Purchase Gold Dollar Commemorative
A 1903 commemorative gold dollar issued for the Louisiana Purchase Exposition in St. Louis, struck in two varieties featuring the portraits of Thomas Jefferson and William McKinley.
Commemorative
Panama-Pacific Gold Dollar Commemorative
A 1915 gold dollar honoring the workers who built the Panama Canal, featuring a canal laborer's head on the obverse and two dolphins encircling the denomination on the reverse.
Commemorative
Brutus EID MAR Denarius
One of the most famous coins in existence, issued by Julius Caesar's assassin Brutus to commemorate the Ides of March, showing two daggers flanking a cap of liberty.
Ancient
Faustina the Elder Denarius
Posthumous silver denarius honoring Faustina the Elder, wife of Antoninus Pius, struck for two decades after her death and deification in 140/141 AD.
Ancient
Italian 10 Lire (Silver)
Kingdom of Italy silver 10 Lire coin, best known for the 1926–1930 'Biga' type showing a two-horse chariot, struck under Vittorio Emanuele III.
European
Gothic Crown
An ornate Victorian silver crown featuring a young Queen Victoria in Gothic-script lettering, widely admired as one of the most artistically accomplished coins in British history.
British