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

German Saxony Ducat
A high-purity gold trade coin struck for centuries by the rulers of Saxony, one of the most important German states before national unification.
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
Delhi Sultanate Silver Tanka
The standard silver coin of the medieval Delhi Sultanate, bearing Arabic inscriptions naming the ruling sultan, and a forerunner of later Indian silver denominations.
Asian
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
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
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
1999 Susan B. Anthony Dollar
A one-year revival of the Susan B. Anthony dollar, struck in 1999 to meet demand for dollar coins in vending and transit use before the Sacagawea dollar's launch the following year.
United States
1893-S Morgan Dollar
The undisputed key date of the Morgan dollar series, struck at San Francisco with the lowest mintage of any regular-issue Morgan, roughly 100,000 coins.
United States
1979 Susan B. Anthony Dollar
The first year of the Susan B. Anthony dollar, the first U.S. circulating coin to depict a real, named woman, notable for the scarce 1979-P wide-rim (Near Date) variety.
United States
Sacagawea Dollar
A golden-colored, manganese-brass dollar coin (2000-present) depicting Sacagawea carrying her infant son, replacing the Susan B. Anthony dollar.
United States
1871-CC Seated Liberty Dime
One of the first dimes struck at the newly opened Carson City Mint, produced in very limited numbers and highly prized by collectors of CC-mint coinage.
United States
Roman Aureus of Augustus
A gold coin struck under Rome's first emperor, Augustus, marking the establishment of a stable imperial gold coinage that funded and symbolized the new Roman Empire.
Ancient
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
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
Threepence
A small British coin worth three pence, issued first as a tiny silver piece and later as the distinctive 12-sided brass 'threepenny bit' beloved for its unusual shape.
British
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
Hadrian Denarius
The silver coin of Emperor Hadrian, famous for its extensive 'travel series' honoring the provinces he visited during his unusually extensive tours of the empire.
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
Commodus Denarius
Silver denarius of Commodus, the erratic son of Marcus Aurelius, whose later coinage famously depicted him as Hercules with lion skin and club.
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
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
Indian Head Half Eagle ($5)
A uniquely designed gold five-dollar coin featuring an incuse (recessed) design by Bela Lyon Pratt, the only U.S. circulating coin ever struck this way.
United States
1851 Silver Three-Cent Piece
The first-year issue of the tiny Type I silver three-cent piece, nicknamed the trime, created to ease a national shortage of small change and postage-stamp coinage.
United States
Canadian Maple Leaf (Gold)
Introduced in 1979, the Canadian Gold Maple Leaf was one of the first .9999 pure gold bullion coins in the world and remains a benchmark product of the Royal Canadian Mint.
Bullion