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

Flowing Hair Dollar
The first silver dollar struck by the United States Mint, issued in 1794-1795 with a flowing-haired Liberty and small eagle reverse; the 1794 date is among the rarest and most valuable U.S. coins.
United States
Capped Bust Quarter Eagle
An umbrella term for the earliest U.S. $2.50 gold coins (1796-1834), whose Liberty-in-a-cap portrait evolved through several sub-types, including the famous single-year 1808 issue.
United States
Mexican 8 Reales Pillar Dollar
Minted in colonial Mexico City from 1732 to the early 1770s, the pillar dollar's crowned globes and Pillars of Hercules design made it one of the most widely trusted silver trade coins in the world.
Latin American
Grant Memorial Gold Dollar
A commemorative gold dollar marking the centennial of Ulysses S. Grant's birth, famous for a rare small-star variety on the obverse.
Commemorative
Swiss Franc (Helvetia Seated)
Switzerland's classic 19th-century silver coinage depicting a seated figure of Helvetia, the female personification of the Swiss nation.
European
2004 Wisconsin State Quarter Extra Leaf
A famous modern variety of the 2004 Wisconsin state quarter showing an unexplained extra leaf on the corn cob, found in both 'low leaf' and 'high leaf' forms.
Errors & Varieties
Guatemala 8 Reales
A silver piece of eight struck at the Guatemala City mint, first under Spanish colonial rule and later continued through the Central American Federation and independent Guatemala.
Latin American
Lewis and Clark Gold Dollar Commemorative
A commemorative gold dollar honoring explorers Meriwether Lewis and William Clark, struck in 1904 and 1905 for the Lewis and Clark Centennial Exposition in Portland, Oregon.
Commemorative
Draped Bust Half Dime
Struck in small numbers from 1796 to 1805, the Draped Bust Half Dime is an early U.S. silver rarity featuring Robert Scot's Draped Bust Liberty portrait and small or heraldic eagle reverses.
United States
Flowing Hair Half Dollar
The first U.S. half dollar, struck only in 1794 and 1795, showing Liberty with flowing hair and a small, spread-winged eagle on the reverse.
United States
Virginia Halfpenny
An official royal copper coinage struck in London specifically for the Colony of Virginia, showing King George III, whose distribution was disrupted by the approaching American Revolution.
United States
Voyageur Silver Dollar
Canada's iconic silver dollar, first struck in 1935 to mark George V's Silver Jubilee, showing a voyageur and Indigenous guide paddling a canoe.
Canadian
Gobrecht Dollar
A transitional silver dollar designed by Christian Gobrecht featuring a seated Liberty obverse and a flying eagle reverse, bridging older and newer designs in U.S. coinage.
United States
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
Long Island Tercentenary Half Dollar
A 1936 U.S. commemorative half dollar marking 300 years since the first European settlement on Long Island, New York.
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
Continental Dollar
A large 1776-dated piece bearing a sundial, 'MIND YOUR BUSINESS,' and a thirteen-link chain, long debated as either an intended Continental Congress dollar or a contemporary satirical piece.
United States
Panama-Pacific Gold Dollar Commemorative
A 1915 gold dollar honoring the workers who built the Panama Canal, featuring a canal laborer's head on the obverse and two dolphins encircling the denomination on the reverse.
Commemorative
Massachusetts Willow Tree Shilling
The rarest of Massachusetts Bay's tree-series colonial shillings, struck in secret defiance of English law and all frozen with the date 1652 regardless of actual striking year.
United States
Pine Tree Shilling
Colonial Massachusetts silver shilling struck by John Hull and Robert Sanderson, famous for carrying the fixed date 1652 for roughly three decades of actual production.
United States
Louisiana Purchase Gold Dollar Commemorative
A 1903 commemorative gold dollar issued for the Louisiana Purchase Exposition in St. Louis, struck in two varieties featuring the portraits of Thomas Jefferson and William McKinley.
Commemorative
Argentine Peso Moneda Nacional (Patacón)
Argentina's long-standing peso moneda nacional coinage, informally nicknamed the patacón, formed the backbone of the country's currency from the 1880s well into the twentieth century.
Latin American
San Diego Pacific Exposition Half Dollar
A 1935-1936 U.S. commemorative half dollar sold at the California Pacific International Exposition in San Diego's Balboa Park.
Commemorative
Seated Liberty Dollar
A mid-19th century silver dollar depicting Liberty seated on a rock, the standard large silver dollar of the United States before the Trade dollar and Morgan dollar.
United States