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

1949-S Roosevelt Dime
A relatively low-mintage early Roosevelt dime from San Francisco, considered a semi-key date that is scarce in fully struck mint condition.
United States
1839 Gobrecht Dollar
The final-year Gobrecht dollar, bridging the earlier pattern strikes of 1836-1838 and the full-scale Seated Liberty dollar series that followed in 1840.
United States
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
1913-S Barber Quarter
A famous low-mintage key date near the end of the Barber quarter series, prized by collectors despite its worn survivors due to its very small original production.
United States
1896-S Barber Quarter
One of the three classic key dates of the Barber quarter series, valued for its low original mintage and the difficulty of finding problem-free survivors.
United States
Cartwheel Penny (1797)
A massive, one-ounce copper penny struck in 1797 by Matthew Boulton's Soho Mint, nicknamed the Cartwheel Penny for its thick raised rim resembling a cart's wheel and axle.
British
1922 No D Lincoln Cent
A famous Lincoln cent error from Denver where a worn or clogged die produced cents lacking the D mint mark, since Denver was the sole mint striking cents that year.
Errors & Varieties
Fiji Silver Taku
A Fijian bullion coin whose denomination, the Taku, references traditional Fijian whale-tooth currency, produced by the New Zealand Mint since 2012.
Africa & Oceania
Australian Penny (1930)
Regarded as the key date of Australian pre-decimal coinage, the 1930 penny is famous for an exceptionally small mintage during the Great Depression.
Africa & Oceania
1918/7-D Buffalo Nickel
One of the most famous overdate errors in United States coinage, showing 1918 struck over an earlier 1917 date on a Buffalo nickel die reused at the Denver Mint.
Errors & Varieties
1794 Flowing Hair Cent
An early United States large copper cent from the first years of the Mint, associated with the Flowing Hair Liberty portrait used on the nation's earliest coinage.
United States
1856 Flying Eagle Cent
An extremely rare pattern-like small cent struck to convince Congress to approve a new, smaller cent design, and one of the most desired key dates in U.S. coinage.
United States
1892 Barber Half Dollar
First-year issue of Charles Barber's Liberty Head half dollar, with the 1892-O and 1892-S branch mint coins notably scarcer than the Philadelphia strike.
United States
1974 Eisenhower Dollar
A large dollar coin honoring President Dwight D. Eisenhower and the Apollo 11 moon landing, common in circulated grades but collected as part of the popular Ike dollar series.
United States
1943 Copper Lincoln Cent
An extremely rare mint error where a handful of 1943 cents were struck on leftover bronze planchets instead of the wartime steel used that year, making it one of the most famous US coin errors.
Errors & Varieties
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
1900-O/CC Morgan Dollar
A well-known Morgan dollar overmintmark variety showing an O mintmark punched over a CC, created when a leftover Carson City die was repurposed and repunched for use at New Orleans.
Errors & Varieties
1909-S VDB Lincoln Cent
The most famous key date in the Lincoln cent series, struck only briefly at the San Francisco Mint with designer Victor D. Brenner's initials on the reverse.
United States
1804 Draped Bust Eagle
The final date of the original ten-dollar gold eagle series before a 33-year production halt, later followed by a small number of 1834 diplomatic-gift restrikes made using a similarly dated die.
United States
1857 Flying Eagle Cent
The first-year circulation issue of the Flying Eagle Cent, marking the debut of the small-format cent that replaced the old large copper cent.
United States
Aureus of Augustus
The gold coin of Rome's first emperor, Augustus, who standardized the aureus at roughly 1/40 of a Roman pound and set the gold standard for the empire.
Ancient
1796 Draped Bust Quarter
The very first quarter dollar struck by the United States Mint, a one-year type coin with a tiny mintage that is treasured by collectors of early American silver.
United States
Austrian 100 Corona Gold
A large gold coin of Austria-Hungary bearing Emperor Franz Joseph I, popular today as a bullion and collector piece thanks to its restrike program.
European
1794 Flowing Hair Dollar
The very first silver dollar struck by the United States Mint, produced in extremely limited numbers and ranking among the most valuable American coins in existence.
United States