Coin Encyclopedia
Search and identify coins from around the world — with country, denomination, metal, mint, history, and how to tell them apart.
Maundy Penny
The smallest coin of the four-piece Royal Maundy set, a tiny silver penny given by the British monarch in an ancient Holy Thursday alms ceremony, minted every year in very limited numbers.
British
Antoninus Pius Denarius
Silver denarius of Antoninus Pius, whose long, peaceful reign is remembered for stability and prosperity, including coins marking Rome's 900th anniversary.
Ancient
1943 Copper Lincoln Cent
An extremely rare mint error where a handful of 1943 cents were struck on leftover bronze planchets instead of the wartime steel used that year, making it one of the most famous US coin errors.
Errors & Varieties
Austrian 4 Ducat Gold
The Austrian 4 Ducat is a large, high-purity gold coin historically used for trade and hoarding, best known today through the officially restruck 1915-dated pieces still produced for the bullion market.
European
British Gold Guinea
Struck from 1663 to 1814 and named for the West African gold used in its earliest issues, the guinea was Britain's leading gold coin and gave its name to a unit of value still referenced today.
British
Half Angel (Angelet)
A small English gold coin worth half the value of the Angel, sharing its famous design of the Archangel Michael slaying a dragon, issued across several reigns from Edward IV to James I.
British
Capped Bust Right Half Eagle
America's first five-dollar gold coin, struck 1795-1807 with Liberty facing right under a soft cap, first paired with a small perched eagle reverse and later a bold heraldic eagle.
United States
Saint-Gaudens Double Eagle
Widely regarded as one of the most beautiful U.S. coins ever produced, designed by sculptor Augustus Saint-Gaudens at the urging of President Theodore Roosevelt.
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
1794 Flowing Hair Dollar
The very first silver dollar struck by the United States Mint, produced in extremely limited numbers and ranking among the most valuable American coins in existence.
United States
Vietnamese Silver Bar (Lang / Thoi Bac)
Traditional Vietnamese ingot currency from the Nguyen Dynasty, cast or hammered silver bars denominated in lang (tael) rather than struck as round coins.
Asian
1794 Flowing Hair Half Dollar
The first half dollar ever struck by the United States Mint, produced in tiny numbers and ranking among the most desirable early American silver coins.
United States
Lincoln Memorial Cent
The long-running Lincoln cent reverse featuring the Lincoln Memorial, used for half a century and one of the most commonly encountered coins in American pockets and collections.
United States
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
Half Crown Gold
A small gold coin worth half a gold crown, struck from the reign of Henry VIII through the English Civil War, distinct from the far more familiar silver half crown that circulated for centuries afterward.
British
Celtic Gold Stater
Iron Age gold coins struck by Celtic tribes across Gaul and Britain, evolving from close imitations of Macedonian staters into strikingly abstract, stylized designs.
Ancient
Panama-Pacific $50 Gold (Round)
A massive round commemorative gold piece struck for the 1915 Panama-Pacific International Exposition, one of the rarest and most valuable U.S. commemorative coins ever issued.
Commemorative
1943 Washington Quarter Doubled Die Obverse
A wartime-era doubled die variety of the Washington quarter showing clear doubling on obverse design elements, popular among collectors of Mint error and variety coins.
Errors & Varieties
Canadian Maple Leaf (Gold)
Introduced in 1979, the Canadian Gold Maple Leaf was one of the first .9999 pure gold bullion coins in the world and remains a benchmark product of the Royal Canadian Mint.
Bullion
Saxony Thaler
Saxony was one of the earliest and most prolific issuers of thalers, with the electorate and later kingdom producing large silver coins from the 16th century until German unification.
European
1889-CC Morgan Dollar
A major key date among Carson City Morgan dollars, with a low mintage of roughly 350,000 coins, making it one of the toughest CC-mint issues to find.
United States
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
Augustus Aureus Gaius and Lucius Caesar
One of the most common ancient gold coins, an Augustus aureus honoring his grandsons and intended heirs Gaius and Lucius Caesar, both of whom died young.
Ancient
Flowing Hair Half Dime
One of the earliest United States silver coins, the Flowing Hair Half Dime was struck only in 1794 and 1795 and is a landmark rarity for early American coinage collectors.
United States