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

Russian Ruble (Imperial)
The principal silver coin of the Russian Empire, struck for over two centuries and bearing the portraits of successive tsars and the imperial double-headed eagle.
European
2000 Sydney Olympics Coin Series
The Royal Australian Mint issued one of the largest circulating commemorative coin programs ever produced for a single Olympics, featuring numerous $5 designs alongside premium silver and gold proof coins for the Sydney 2000 Games.
Commemorative
Brazilian 2000 Reis Silver
The largest common silver coin of the Brazilian Empire, bearing the portrait of Emperor Pedro II across several design types spanning his long reign.
Latin American
1 Euro Coin
The standard circulating one-euro coin used across the Eurozone since 2002, bimetallic with a gold-colored center and silver-colored ring, and a national obverse that varies by issuing country.
European
2000-P Sacagawea Cheerios Dollar
A famous modern rarity: early-production 2000-P Sacagawea dollars included in Cheerios cereal boxes as a promotion, some showing enhanced eagle tail feather detail not found on later coins.
Errors & Varieties
Japanese 1 Yen Silver Coin
Japan's principal large silver coin of the Meiji era, featuring a coiled dragon, that became a major East Asian trade coin and a symbol of Japan's rapid currency modernization.
Asian
Peru 1 Sol Silver 'Seated Liberty'
A classic Peruvian silver coin showing a seated female Liberty figure holding a shield and staff, struck intermittently over several decades at the Lima mint.
Latin American
Type 1 Liberty Head Gold Dollar
The first United States gold dollar, a tiny coin introduced during the California Gold Rush and among the smallest coins ever struck by the U.S. Mint.
United States
Canadian Gold Maple Leaf (1 oz)
Canada's flagship gold bullion coin, struck in .9999 fine gold by the Royal Canadian Mint since 1979, among the purest gold coins ever issued.
Bullion
Korean 1 Yang Silver (Joseon/Great Han Empire)
Silver 1 Yang coin from Korea's late Joseon currency reform of the 1890s, part of the kingdom's first modern, machine-struck decimal coinage.
Asian
2008 Beijing Olympics Commemorative Coins
China issued a large multi-year coin program ahead of the 2008 Beijing Olympics, spanning circulating 1 Yuan pieces and extensive gold and silver proof series depicting Olympic sports and Beijing landmarks.
Commemorative
Pound Coin
The United Kingdom's £1 coin, introduced in 1983 to replace the paper pound note, redesigned as a 12-sided bimetallic coin in 2017.
British
Argentine 1 Peso 'Liberty Head'
A short-lived Argentine silver peso from the early 1880s featuring a Liberty head design, struck only briefly before Argentina's monetary standards shifted.
Latin American
1942/1 Mercury Dime Overdate
A famous overdate error, this Philadelphia Mercury Dime shows remnants of a 1941 digit beneath the 1942 date, created when an old die hub was reused by mistake.
Errors & Varieties
1942/1-D Mercury Dime Overdate
The Denver counterpart to the famous 1942/1 overdate, this Mercury Dime shows a doubled date from reused 1941 die-making equipment and is scarcer than the Philadelphia version.
Errors & Varieties
Iranian Pahlavi Gold Coin
A gold coin series named for Iran's Pahlavi dynasty, issued from the 1920s until the 1979 revolution and still widely traded today as a recognized gold bullion and savings coin.
Bullion
Japanese 1 Yen Silver 'Dragon' Trade Dollar
A Meiji-era Japanese silver yen featuring a coiled dragon, struck to standardize Japan's currency and, in a special trade dollar variant, to compete with Mexican and other silver dollars across East Asia.
Asian
Mexican Estados Unidos 1 Peso 'Morelos'
A mid-twentieth-century Mexican silver peso portraying independence hero José María Morelos, struck in fifty-percent silver for just a few years after World War II.
Latin American
1917 Type 1 Standing Liberty Quarter
The original 1916-1917 Standing Liberty quarter design showing Liberty with an exposed right breast, before the design was modified later in 1917 for modesty.
United States
Sun Yat-sen 'Memento' 1 Dollar (1927)
Silver dollar bearing the portrait of Sun Yat-sen, struck to commemorate the founding of the Republic of China and widely circulated under the Nationalist government.
Asian
Canadian 2010 Vancouver Olympics Coins
The Royal Canadian Mint produced an extensive multi-year coin program for the Vancouver 2010 Winter Olympics, including innovative colorized and lenticular circulating quarters alongside premium silver and gold collector coins.
Commemorative
New Zealand Lord of the Rings Coins (2003)
New Zealand issued legal-tender coins featuring characters and scenes from Peter Jackson's Lord of the Rings film trilogy, celebrating the films' production in the country with both a circulating dollar and premium collector coins.
Commemorative
Brazilian 20000 Reis Gold
The highest-value gold coin of the Empire of Brazil, struck intermittently under Emperor Pedro II to support the country's monetary reserves and international trade.
Latin American
Chervonets (Soviet Gold)
A Soviet gold coin depicting a peasant sower, originally struck in 1923 to stabilize the new Soviet currency and later restruck for decades as a bullion and trade coin.
European