Coin Encyclopedia
Search and identify coins from around the world — with country, denomination, metal, mint, history, and how to tell them apart.
Panama-Pacific Exposition $50 (Octagonal)
An eight-sided $50 gold commemorative struck for San Francisco's 1915 world's fair, showing Minerva and her owl — the largest U.S. coin of its era.
Classic Commemorative
Lincoln Wheat Cent
U.S. one-cent coin struck 1909–1958 with Lincoln's profile and a pair of wheat ears framing ONE CENT; the 1909-S here is a scarce first-year San Francisco issue.
Small Cent
Follis of Constantine I and Crispus
A late-Roman bronze follis linking Constantine the Great to his son Crispus, with the emperor's right-facing portrait and a paired father-and-son bust reverse.
Ancient
Congress Bicentennial Silver Dollar
A 1989 U.S. commemorative silver dollar marking 200 years of Congress, pairing a standing Liberty-style figure with an eagle above the U.S. Capitol.
Modern Commemorative
Five Guineas of Anne
Queen Anne's largest gold coin, the celebrated 1703 issue struck with VIGO below the bust from gold captured at the Battle of Vigo Bay.
Milled
Flying Eagle Cent
America's first small cent, showing an eagle in flight on the obverse and an agricultural wreath on the reverse; struck 1856–1858 in copper-nickel.
Small Cent
Charles II Half Guinea
A small milled gold coin of Charles II showing the king's laureate profile and a cruciform arrangement of crowned shields on the reverse.
Milled
Sacagawea Dollar
U.S. golden-colored dollar coin showing Sacagawea and her infant son on the obverse and a soaring eagle on the reverse, struck 2000–2008.
Dollar
Half Crown of William IV
A milled British silver half crown of King William IV, with the king's bare head facing right and a crowned royal shield of arms on the reverse.
Milled
Eisenhower Dollar
Large U.S. dollar coin struck 1971–1978 with Eisenhower's profile and an eagle landing on the Moon, most circulation issues in copper-nickel clad.
Dollar
5 Kopecks (Catherine II)
Large copper 5 Kopecks of Catherine the Great, dated 1790 with the EM mint mark, showing a crowned monogram and the imperial double-headed eagle.
Early Modern
20 Drachmai
Greece's 1884 gold 20 Drachmai of King George I: a small Latin Monetary Union gold coin with the king's portrait and the crowned royal arms.
Modern
U.S. Constitution Bicentennial Silver Dollar
A 1987 U.S. Mint 90% silver commemorative dollar marking the 200th anniversary of the Constitution, with a quill-pen obverse.
Modern Commemorative
Ghana 20 Pesewas
A one-year 1967 Ghanaian coin bearing a national eagle and the motto FREEDOM AND JUSTICE, with the country's coat-of-arms shield on the reverse.
World
50 Öre (Silver)
A small Swedish silver 50 ore of the Oscar II era, dated 1898, with the value and date in a laurel wreath on one side and the crowned Swedish arms on the other.
Modern
Draped Bust Half Dime
An early U.S. silver five-cent piece showing a draped bust of Liberty ringed by stars; the tiny half dime was struck 1796–1805.
Half Dime
Seated Liberty Dime with Arrows
A silver Seated Liberty dime with small arrows flanking the date, marking the 1853 weight reduction; struck 1853–1855, with the pictured coin dated 1853.
Dime
Half Centenionalis of Constans or Constantius II
A small mid-4th-century Roman bronze attributed to Constans or Constantius II, sons of Constantine the Great, worn but identifiable by its imperial portrait and era.
Ancient
Classic Head Half Cent
A small U.S. copper half cent of 1809–1836 showing Liberty in a beaded headband ringed by stars, with a plain wreath and HALF CENT on the reverse.
Half Cent
Gambia 20 Dalasis (Mungo Park Commemorative)
A 1994 silver 20 dalasis crown from The Gambia honoring Scottish explorer Mungo Park, shown with a sailing ship on the reverse.
World
Follis of Crispus
A small bronze follis of Crispus, eldest son of Constantine the Great, with his diademed bust and a winged Victory reverse (317-326 AD).
Ancient
5 Krooni
A silver 5 krooni of the Republic of Estonia dated 1993, carrying the national coat of arms with its three heraldic lions.
Modern
Half Crown of William III and Mary II
A milled silver half crown of the joint reign of William III and Mary II, showing their conjoined busts and a crowned heraldic shield, dated 1691.
Milled
Half Guinea of George II
A small British gold coin of the reign of George II, worth half a guinea, with the king's left-facing bust and a crowned heraldic shield reverse.
Milled