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

Missouri Centennial Half Dollar
A 1921 U.S. commemorative half dollar marking Missouri's centennial of statehood, known for a scarcer '2★4' variety.
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
Sesquicentennial of American Independence Quarter Eagle
A $2.50 gold commemorative issued for the 150th anniversary of American independence, showing a standing Liberty with the Declaration of Independence and Independence Hall.
Commemorative
Austrian Gold Ducat
A traditional high-purity Austrian gold trade coin with centuries of history, still struck today by the Austrian Mint as an official restrike permanently dated 1915.
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
Columbian Exposition Half Dollar
The first United States commemorative coin, struck in 1892 and 1893 to mark the 400th anniversary of Columbus's voyage and fund the World's Columbian Exposition.
Commemorative
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
Flowing Hair Wreath Cent
The replacement for the controversial Chain cent, struck for just a few months in 1793 with a simple wreath reverse instead of a chain.
United States
Matte Proof Lincoln Cent
A special proof finish used on Lincoln cents from 1909 to 1916, featuring a fine, sandy, non-reflective surface instead of the mirror-like brilliance of earlier proof coins.
United States
Draped Bust Half Cent
An early U.S. copper coin depicting a draped bust of Liberty, struck for everyday small change in the first decade of the 19th century.
United States
Monroe Doctrine Centennial Half Dollar
A 1923 U.S. commemorative half dollar marking the 100th anniversary of the Monroe Doctrine, featuring an allegorical map of the Americas.
Commemorative
Panama-Pacific Quarter Eagle Commemorative
A 1915 commemorative gold coin honoring the Panama-Pacific Exposition, showing Liberty riding a hippocampus (sea horse), symbolizing the Panama Canal's linking of the Atlantic and Pacific Oceans.
Commemorative
Isabella Quarter
The only U.S. commemorative quarter dollar, struck for the 1893 World's Columbian Exposition and featuring Queen Isabella I of Spain, sponsor of Columbus's voyage.
Commemorative
Maine Centennial Half Dollar
A 1920 U.S. commemorative half dollar issued for the 100th anniversary of Maine's statehood, featuring the state's coat of arms.
Commemorative
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
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 - 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
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
Jefferson Nickel
Struck since 1938, the Jefferson Nickel pairs a portrait of Thomas Jefferson with his home, Monticello, and briefly switched to a silver alloy during World War II.
United States
Fugio Cent
The first coin authorized by the United States government, featuring a sundial, the word 'Fugio,' and the motto 'Mind Your Business,' often linked to Benjamin Franklin.
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
Type II Silver Three-Cent Piece
A short-lived redesign of the silver three-cent piece with heavier silver content and an outlined star, known for weak strikes and generally low mintages.
United States
Julius Caesar Portrait Denarius
A landmark Roman coin struck in 44 BC bearing the portrait of Julius Caesar during his lifetime, the first time a living Roman had appeared on state coinage.
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