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

1983 Doubled Die Reverse Lincoln Cent
A notable doubled die variety showing bold doubling on the reverse lettering of the Lincoln Memorial cent, particularly visible on ONE CENT, from the first full year of the copper-plated zinc cent.
Errors & Varieties
Native American Dollar (Sacagawea Reverse Series)
A continuation of the Sacagawea dollar with an annually changing reverse honoring Native American history and culture, while keeping Sacagawea's portrait on the obverse.
United States
2005 Minnesota State Quarter Extra Tree (Doubled Die)
A doubled-die variety of the 2005 Minnesota state quarter that produces the illusion of an extra tree trunk among the treeline in the design, popular with modern variety collectors.
Errors & Varieties
US State Quarters Series
A landmark US Mint program issuing a new quarter reverse design for each of the 50 states in the order they joined the Union, sparking widespread collecting interest nationwide.
United States
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
US America the Beautiful Quarters
A successor to the State Quarters program honoring national parks and other national sites from every US state and territory, including a unique 5-ounce silver bullion companion series.
United States
1804 Draped Bust Dime
A scarce early dime featuring the Draped Bust obverse and Heraldic Eagle reverse, struck in very limited numbers and prized as a key date of the series.
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
Draped Bust Half Dollar
A silver half dollar (1796-1807) showing a draped, classically styled Liberty bust, issued with a small eagle reverse (1796-1797) and later a heraldic eagle reverse (1801-1807).
United States
1796 Draped Bust Dime
The very first dime struck by the United States Mint, featuring the Draped Bust design with a small eagle reverse and no stated denomination.
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
Mark Antony Legionary Denarius
A widely produced denarius struck by Mark Antony to pay his legions before the Battle of Actium, each type naming a specific Roman legion on the reverse.
Ancient
1796 Draped Bust Half Dime
An early, low-mintage silver half dime from the first U.S. Mint, featuring Robert Scot's Draped Bust obverse and a small eagle reverse.
United States
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
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
St George Sovereign (Pistrucci)
The modern gold sovereign's iconic reverse showing St George slaying the dragon, engraved by Benedetto Pistrucci in 1817 and still used on British sovereigns to this day.
British
Draped Bust Dollar
The first regular-issue U.S. silver dollar with the Draped Bust design, struck 1795-1804, featuring a small eagle reverse and later a heraldic eagle reverse.
United States
Walking Liberty Half Dollar
Widely admired U.S. half dollar designed by Adolph A. Weinman, depicting Liberty striding toward the sun and a bold eagle on the reverse; its obverse design was later revived for the Silver Eagle.
United States
Elis Olympia Zeus Stater
A silver stater struck by the city-state of Elis, guardian of the sanctuary of Olympia, showing Zeus on the obverse and his sacred eagle on the reverse.
Ancient
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
1794 Flowing Hair Half Dime
One of the very first silver coins struck for circulation by the United States Mint, bearing the Flowing Hair Liberty design and a small eagle reverse.
United States
Philippine 20 Centavos (US-Philippines)
A small silver coin from the US administration of the Philippines, showing Liberty striking an anvil before Mount Mayon on the obverse and a heraldic eagle on the reverse.
Asian
1836 Gobrecht Dollar
The first-year Gobrecht dollar, famous for its seated Liberty obverse and flying eagle reverse, and for briefly including engraver Christian Gobrecht's name on the design.
United States
US Morgan Dollar
Classic American silver dollar struck from 1878 to 1921, named for designer George T. Morgan and known for its detailed Liberty head and eagle reverse.
United States