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

Type II Silver Three-Cent Piece
A short-lived redesign of the silver three-cent piece with heavier silver content and an outlined star, known for weak strikes and generally low mintages.
United States
Roman Denarius
The workhorse silver coin of ancient Rome for over four centuries, used across the Republic and Empire and one of the most widely collected categories of ancient coinage today.
Ancient
2021 Tuskegee Airmen America the Beautiful Quarter
A 2021 America the Beautiful Quarter honoring the Tuskegee Airmen, the pioneering African American military pilots of World War II, at their Alabama training site.
United States
1866 Seated Liberty Quarter (Motto)
The first year the motto IN GOD WE TRUST appeared on the quarter dollar, the low-mintage 1866 Philadelphia issue is a genuine key date of the Seated Liberty series.
United States
1921 Morgan Dollar
The final year of Morgan dollar production, struck in massive numbers at all three mints after the Pittman Act required replacement of melted silver dollars.
United States
Barber Half Dollar
A 90% silver half dollar (1892-1915) with a right-facing Liberty head designed by Charles E. Barber, part of a matching Barber dime, quarter, and half dollar series.
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
Vatican Euro Coins
Official euro coinage of the world's smallest sovereign state, struck in very limited quantities and highly sought after by euro coin collectors worldwide.
European
Danish Speciedaler
Denmark's large silver 'species dollar,' the principal high-value coin of the Danish monetary system before the krone replaced it in 1873–75.
European
Korean 5 Yang Silver Dollar (1892)
Korea's first Western-style, dollar-sized silver coin, struck in 1892 with a coiled dragon design as part of King Gojong's currency modernization.
Asian
Third Guinea
A small gold coin worth one-third of a guinea, or seven shillings, struck under George III in the years leading up to the introduction of the modern sovereign.
British
George V Five Cents (silver)
The last era of Canadian silver five-cent coins, struck under King George V until nickel replaced silver in 1922, including the legendary rarity of the 1921 date.
Canadian
Columbian Exposition Half Dollar
The first United States commemorative coin, struck in 1892 and 1893 to mark the 400th anniversary of Columbus's voyage and fund the World's Columbian Exposition.
Commemorative
Washington-Carver Half Dollar
A commemorative half dollar jointly honoring Booker T. Washington and George Washington Carver, promoting American ideals and opposing the spread of Communism.
Commemorative
Larissa Nymph Facing Drachm
A celebrated Thessalian silver drachm showing the facing head of the nymph Larissa, considered one of the finest facing-portrait achievements in Greek coin art.
Ancient
Himera Nymph Tetradrachm
Silver tetradrachm of the Sicilian city of Himera, showing a nymph sacrificing at an altar with a satyr bathing below, referencing the city's famous hot springs.
Ancient
Selinus (Selinunte) River God Tetradrachm
Silver coinage of the Sicilian city of Selinus, notable for depicting the local river god sacrificing at an altar, along with the celery leaf that puns on the city's name.
Ancient
Seleukos I Nikator Tetradrachm
Silver tetradrachm of Seleukos I Nikator, founder of the Seleucid Empire, often showing elephant and Nike-and-trophy imagery celebrating his eastern campaigns.
Ancient
Syracuse Dekadrachm (Kimon)
A magnificent silver dekadrachm from ancient Syracuse signed by the master engraver Kimon, prized as one of the finest achievements of Greek coin art.
Ancient
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
Julius Caesar Portrait Denarius
A landmark Roman coin struck in 44 BC bearing the portrait of Julius Caesar during his lifetime, the first time a living Roman had appeared on state coinage.
Ancient
Constantine the Great Follis
A bronze coin of Constantine the Great, the emperor who legalized Christianity and founded Constantinople, struck at numerous mints across a transforming empire.
Ancient
1885 Trade Dollar
One of the rarest official United States coins, a proof-only issue struck years after the Trade dollar series had officially ended, with only a handful of examples known.
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