Coin Encyclopedia
Search and identify coins from around the world — with country, denomination, metal, mint, history, and how to tell them apart.
Constantine CONSTANTINOPOLIS Commemorative
A small bronze commemorative celebrating the founding of Constantinople, showing Victory standing on a ship's prow on the reverse.
Ancient
Republican Quinarius
A half-denarius silver coin of the Roman Republic, often depicting the twin gods Castor and Pollux (the Dioscuri) riding on horseback.
Ancient
1885 Liberty Head V Nickel
The key date of the Liberty Head V Nickel series, struck in one of the lowest mintages of the run and highly sought after to complete a date set.
United States
Ottoman Para
A small fractional Ottoman coin, historically 1/40 of a kurus, struck for centuries in varying metals as the empire's lowest everyday denomination.
World
Persian Kran (Qajar silver)
The standard silver coin of Qajar Persia, worth one-tenth of a gold toman, widely struck under Naser al-Din Shah and later rulers and commonly seen with the lion-and-sun emblem.
Asian
Ottoman Gold 500 Kurus (Abdulhamid II)
A substantial gold coin struck under Sultan Abdulhamid II, equal to five Ottoman lira, bearing his tughra and used both for circulation and as a store of wealth.
World
Mexican Libertad
Mexico's flagship bullion coin, featuring the Angel of Independence on the obverse and the national coat of arms on the reverse, prized for its classic design and high purity.
Bullion
Straits Settlements Dollar
The official silver dollar of Britain's Straits Settlements colony, bearing the reigning monarch's portrait and trilingual denomination on the reverse.
Asian
1873 Doubled Die Two-Cent Piece
A doubled die variety from the final year of the short-lived two-cent piece, showing noticeable doubling in the date or lettering caused by a die hubbing misalignment.
Errors & Varieties
1942 Doubled Die Obverse Lincoln Cent
A doubled die obverse variety of the 1942 Lincoln cent showing visible doubling in the date and motto, caused by a misaligned hubbing impression during die preparation.
Errors & Varieties
Somali Elephant Gold
The gold version of Somalia's popular African Wildlife elephant coin series, produced by the Bavarian State Mint with a design refreshed nearly every year.
Bullion
Australian Silver Koala
A Perth Mint silver bullion coin featuring an annually changing depiction of the koala, launched in 2007 as a companion series to the long-running Silver Kookaburra.
Bullion
Australian Silver Kookaburra
An annually redesigned Australian silver bullion coin issued since 1990, featuring a different depiction of the native kookaburra bird each year.
Bullion
Uruguay Peso Silver 'Artigas'
A silver Uruguayan peso honoring national founding hero Jose Gervasio Artigas, struck in the early twentieth century as part of Uruguay's circulating coinage.
Latin American
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
Japanese Bunkyu Eiho (cash coin)
A late Edo-period Japanese cash coin worth 4 mon, larger than the common Kan'ei Tsūhō, issued in the final years of the Tokugawa Shogunate to help ease chronic small-coin shortages.
Asian
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
Vietnamese Gia Long Thong Bao (cash coin)
The founding cash coin of Vietnam's Nguyễn Dynasty, cast under Emperor Gia Long who reunified the country in 1802 and established Huế as the imperial capital.
Asian
Chinese Fengtien Province Dragon Dollar
Silver dragon dollar struck by the provincial mint of Fengtien in Manchuria during the late Qing dynasty, notable for several rare dated varieties.
Asian
Netherlands Lion Daalder (Leeuwendaalder)
A large silver trade coin of the Dutch provinces showing a knight and a rampant lion, widely circulated in colonial North America and the Ottoman world as the prototype 'lion dollar.'
European
1967 Centennial Gold $20 Coin
A gold $20 coin struck to mark the 100th anniversary of Canadian Confederation in 1967, sold mainly to collectors as part of the country's centennial commemorative coinage.
Commemorative
1958 British Columbia Totem Pole Dollar
A commemorative Canadian silver dollar marking the centennial of the founding of the Colony of British Columbia in 1858, its reverse featuring a totem pole design.
Canadian
Maximinus Thrax Denarius
Silver denarius of Maximinus Thrax, the first Roman emperor risen from the common soldiery rather than the senatorial class, ruling amid the onset of the Crisis of the Third Century.
Ancient
1937 Washington Quarter Doubled Die Obverse
A well-known doubled die variety of the early Washington quarter series, showing visible doubling in the obverse lettering and date from a misaligned die hubbing.
Errors & Varieties