Coin Encyclopedia
Search and identify coins from around the world — with country, denomination, metal, mint, history, and how to tell them apart.
American Gold Eagle
The official U.S. gold bullion coin series since 1986, pairing Augustus Saint-Gaudens' famous Liberty design with a family-of-eagles reverse, issued in four sizes.
Bullion
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
Indian Head Gold Quarter Eagle ($2.50)
A small early 20th-century $2.50 gold coin notable for its incuse design and Native American war bonnet portrait, designed by sculptor Bela Lyon Pratt.
United States
Indian Head Cent
A long-running 19th-century one-cent coin depicting Liberty in a Native American-style feathered headdress, popular with collectors for its accessible half-century run.
United States
Testoon
The earliest English coin to carry a realistic royal portrait, introduced under Henry VII around 1487 as the forerunner of the shilling, later continued and debased under Henry VIII.
British
Quarter Guinea
A rarely issued small gold coin worth one-quarter of a guinea, struck only in 1718 under George I and again briefly in 1762 under George III.
British
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
Three-Dollar Gold Piece
An unusual and short-lived gold denomination created partly to simplify buying sheets of three-cent postage stamps, now a favorite oddity among gold coin collectors.
United States
Caracalla Antoninianus
The first antoninianus coins, introduced by Caracalla in 215 AD as a debased double-denarius identified by the emperor's radiate crown.
Ancient
1984 Los Angeles Olympics Commemorative Dollar
The second year of a two-year US commemorative coin program, this 1984-dated silver dollar helped fund the Los Angeles Olympic Games and featured Olympic-themed artwork struck at three US mints.
Commemorative
Polish-Lithuanian Thaler
The large silver trade coin of the Polish-Lithuanian Commonwealth, struck under successive kings from the 16th through 18th centuries, bearing royal portraits paired with the combined Polish eagle and Lithuanian Vytis arms.
European
1907 High Relief Double Eagle
Sculptor Augustus Saint-Gaudens' original, dramatically high-relief double eagle design, struck in limited numbers in 1907 before being flattened for mass production; widely called America's most beautiful coin.
United States
Maria Theresa Thaler
An Austrian silver trade coin dated 1780 that has been restruck continuously for over two centuries, remaining a trusted currency across parts of Africa and the Middle East long after its original issue.
European
South African Republic Burgers Pond
The first coin struck for an independent South African state, issued in 1874 under President Thomas Burgers of the Transvaal, famous for its 'coarse beard' and 'fine beard' portrait varieties.
Africa & Oceania
Visigothic Gold Tremissis
Small gold coin of the Visigothic kings of Spain, evolving from crude imitations of Roman/Byzantine coinage into the first distinctly national royal coinage of post-Roman Western Europe.
European
Spanish 2 Reales Pillar
The Pillar 2 Reales was a fractional Spanish colonial silver coin featuring the famous Pillars of Hercules design, struck at mints across Spanish America and widely used in international trade.
Latin American
English Sovereign of Henry VII
The first English sovereign, introduced by Henry VII in 1489 as a large, prestigious gold coin showing the king enthroned in majesty, meant to project royal power after the Wars of the Roses.
British
Victoria Ten Cents (dime)
Canada's early silver ten-cent coin issued under Queen Victoria, struck intermittently from the introduction of decimal currency in 1858 through the end of her reign in 1901.
Canadian
1975 No S Proof Roosevelt Dime
One of the rarest and most valuable modern US coin errors: a 1975 proof dime struck without its San Francisco 'S' mintmark, with only a handful of examples known.
Errors & Varieties
Byzantine Solidus
The gold standard coin of the Byzantine Empire for over 700 years, the solidus funded an empire, financed trade across three continents, and remained one of history's most stable currencies.
Ancient
Beaver Five Cents (Elizabeth II)
The long-running Canadian five-cent coin under Queen Elizabeth II, continuing the classic beaver-on-a-rock design first introduced in 1922 across changing metal compositions.
Canadian
Half Crown
A long-lived British coin worth one-eighth of a pound, struck from the Tudor era until decimalisation in 1970, valued today mainly for its portraits and design variety.
British
George VI Small Cent (Maple Twig)
Canada's bronze one-cent coin issued under King George VI, featuring two maple leaves on a twig, a design that helped modernize Canadian coinage in the late 1930s.
Canadian
Two Pound Gold (Double Sovereign)
A gold coin worth two pounds sterling and roughly twice the weight of a sovereign, struck mainly for jubilees, coronations, and modern proof or bullion sets rather than daily circulation.
British