Coin Encyclopedia
Search and identify coins from around the world — with country, denomination, metal, mint, history, and how to tell them apart.
1842-O Small Date Seated Liberty Quarter
A famous condition and date rarity of the Seated Liberty series, struck at New Orleans from leftover small-date dies originally prepared for Philadelphia proof coinage.
United States
2004-D Wisconsin Extra Leaf High Quarter
The 'high leaf' variant of the famous Wisconsin quarter extra-leaf variety, showing the anomalous extra corn leaf pointing upward and outward rather than low near the cheese wheel.
Errors & Varieties
Presidential Dollar - John Adams
The second coin in the U.S. Presidential Dollar series, honoring John Adams, also affected by a notable doubled and missing edge-lettering error alongside the Washington issue.
United States
Presidential Dollar Series
A circulating dollar coin series honoring US presidents in order of service, featuring edge-lettered mottos and a shared Statue of Liberty reverse across every release.
United States
Presidential Dollar - Abraham Lincoln
A Presidential Dollar honoring Abraham Lincoln, released in 2010 during the bicentennial period of his birth, featuring his portrait and the series' distinctive incused edge lettering.
United States
Presidential Dollar - Thomas Jefferson
The third coin in the Presidential Dollar series, honoring Thomas Jefferson, sharing the same edge-lettering format and Statue of Liberty reverse as the earliest issues in the program.
United States
New Jersey Copper
State-authorized copper coinage struck for New Jersey in the late 1780s, famous for its horse-head-and-plow obverse and shield reverse design.
United States
1870 Victoria Twenty-Five Cents
The first twenty-five-cent coin struck for the newly formed Dominion of Canada, issued in 1870 to replace the earlier, often-confused 1858 twenty-cent piece.
Canadian
Connecticut Copper
State-authorized copper coinage struck for Connecticut in the mid-1780s, featuring a bust obverse and seated Liberty reverse across numerous die varieties.
United States
German Bremen Thaler
A silver thaler issued by the Free Hanseatic City of Bremen before German unification, featuring the city's heraldic key, part of the patchwork of pre-1871 German state and city coinages.
European
Massachusetts Cent (1787-1788)
State-issued copper coinage struck by the Commonwealth of Massachusetts in 1787 and 1788, notable as the first official U.S. coinage to use the denomination 'cent'.
United States
George V Twenty-Five Cents (silver)
Canada's silver twenty-five-cent coin struck under King George V, a series notable for its famous 1921 key date and a rare 1936 emergency dot variety.
Canadian
1900 Lafayette Dollar
The first United States commemorative silver dollar, struck in 1900 to help fund a statue of the Marquis de Lafayette presented to France at the Paris Exposition.
Commemorative
Canadian 2010 Vancouver Olympics Coins
The Royal Canadian Mint produced an extensive multi-year coin program for the Vancouver 2010 Winter Olympics, including innovative colorized and lenticular circulating quarters alongside premium silver and gold collector coins.
Commemorative
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
Cyzicus Electrum Stater
An electrum stater from the trading city of Cyzicus on the Sea of Marmara, part of one of the most important and long-lived precious-metal trade currencies of the ancient world.
Ancient
Lampsakos Electrum Stater
An electrum stater from Lampsakos on the Hellespont, another important early precious-metal trade coinage of Asia Minor, often featuring a winged horse or janiform head.
Ancient
1965 Kennedy Half Dollar (40% silver)
A transitional Kennedy half dollar struck with reduced 40% silver content after the Coinage Act of 1965 eliminated silver from dimes and quarters, honoring the assassinated president.
United States
Brasher Doubloon
A famous privately struck gold coin made in 1787 by New York goldsmith Ephraim Brasher, a neighbor of George Washington, and one of the most valuable and celebrated coins in American numismatics.
United States
Barber Dime
A late-19th and early-20th century silver dime designed by Charles E. Barber, featuring a classical Liberty head, part of a matching set with the Barber quarter and half dollar.
United States
Nova Constellatio Copper
Distinctive early American copper coin featuring a radiant eye within a circle of stars, associated with Gouverneur Morris's proposed decimal coinage plans of the early 1780s.
United States
Amphipolis Apollo Tetradrachm
Silver tetradrachm of Amphipolis in Macedon, famous for its masterfully engraved three-quarter facing head of Apollo, widely regarded as a high point of Greek coin art.
Ancient
Barber Half Dollar
A 90% silver half dollar (1892-1915) with a right-facing Liberty head designed by Charles E. Barber, part of a matching Barber dime, quarter, and half dollar series.
United States
Vermont Copper
Copper coinage struck under authority of the independent Vermont Republic in the 1780s, featuring an early landscape design and later a Britannia-style type.
United States