Coin Encyclopedia
Search and identify coins from around the world — with country, denomination, metal, mint, history, and how to tell them apart.

Austrian Thaler (Joseph II)
A silver thaler bearing the portrait of Holy Roman Emperor Joseph II, struck in the late 18th century and, like the more famous Maria Theresa thaler, later restruck for use in Levant and African trade.
European
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 Gold Mohur
The traditional high-value gold coin of the Indian subcontinent, struck for centuries by Mughal emperors, later by the British East India Company, British India, and various princely states.
Asian
Egyptian Qirsh (Muhammad Ali Era)
Silver-billon piastre struck in Egypt under Muhammad Ali Pasha in the name of the Ottoman Sultan, reflecting Egypt's growing autonomy within the empire.
Africa & Oceania
Persian Gold Daric
The standard gold coin of the Achaemenid Persian Empire, depicting the Persian Great King as a running or kneeling archer, used widely to pay soldiers and mercenaries.
Ancient
1970-S Washington Quarter Proof on 1941 Canadian Quarter
One of the most famous US mint errors: a 1970-S proof Washington quarter accidentally struck over a leftover silver 1941 Canadian quarter planchet at the San Francisco Mint.
Errors & Varieties
1937-D Three-Legged Buffalo Nickel
One of the most famous U.S. mint errors, this Denver-struck Buffalo Nickel variety shows the bison missing its front leg after a Mint worker over-polished a damaged die.
Errors & Varieties
Austrian 20 Corona Gold
A compact gold coin of the Austro-Hungarian Empire depicting Emperor Franz Joseph I, widely available today as an accessible historic gold piece.
European
Chinese Ban Liang Cash
China's first standardized round coin with a square center hole, introduced under Qin Shi Huang to unify currency across the newly consolidated Chinese empire.
Ancient
Abbasid Gold Dinar
The standard gold coin of the Abbasid Caliphate centered on Baghdad, inscribed entirely in Arabic script and struck for roughly five centuries across a vast Islamic empire.
World
Italian Scudo (Papal States)
A large silver coin issued by the Papal States under successive popes, blending religious imagery with the temporal authority of the papacy.
European
Alexander the Great Tetradrachm
The widely circulated silver coin of Alexander the Great, showing Herakles wearing a lion skin on the obverse and an enthroned Zeus on the reverse, struck across his empire and for generations after his death.
Ancient
Isle of Man Noble (Platinum)
The world's first modern platinum bullion coin, struck for the Isle of Man government by Pobjoy Mint, featuring a Viking longship reverse.
Bullion
Flowing Hair Chain Cent
The first cent struck for circulation by the United States Mint, showing Liberty with flowing hair and a controversial 15-link chain on the reverse.
United States
1796 Draped Bust Dime
The very first dime struck by the United States Mint, featuring the Draped Bust design with a small eagle reverse and no stated denomination.
United States
Liberty Head Eagle ($10)
A long-running 19th-century gold coin featuring Christian Gobrecht's Coronet Head design, minted at numerous branch mints across the expanding United States.
United States
1921 Peace Dollar (High Relief)
The debut issue of the Peace dollar, struck in dramatic high relief that proved difficult to mint, commemorating peace after World War I.
United States
1969-S Doubled Die Lincoln Cent
A rare and valuable San Francisco Mint doubled die error from 1969, showing strong hub doubling on the obverse date and lettering.
Errors & Varieties
British Britannia
The United Kingdom's official gold and silver bullion coin, featuring the classical helmeted figure of Britannia, issued by the Royal Mint since 1987.
Bullion
1901-S Barber Dime
A scarce San Francisco Mint Barber dime with a notably low mintage, ranked among the tougher dates for collectors of the series.
United States
Chinese Dragon Dollar
A coiled dragon dominates the reverse of these late Qing Dynasty silver dollars, struck by numerous Chinese provincial mints as China modernized its coinage using Western minting technology.
Asian
Silver Three-Cent Piece (Trime)
A tiny silver coin created to match the new 3-cent postage rate, the trime is the smallest-diameter coin ever struck by the U.S. Mint.
United States
1894-S Barber Dime
One of the most famous rarities in American numismatics, struck in an extremely limited quantity at the San Francisco Mint with only a small number known today.
United States
1794 Flowing Hair Half Dime
One of the very first silver coins struck for circulation by the United States Mint, bearing the Flowing Hair Liberty design and a small eagle reverse.
United States