Coin Encyclopedia
Search and identify coins from around the world — with country, denomination, metal, mint, history, and how to tell them apart.
Mexican Balanza Silver Peso (1957-1967)
The last circulating silver peso of Mexico, struck in a much-reduced silver alloy through the 1960s before Mexico moved fully to base-metal coinage.
Latin American
Valerian Antoninianus
Radiate coin of Valerian, the only Roman emperor ever captured alive by a foreign enemy, taken prisoner by the Sassanid king Shapur I in 260 AD.
Ancient
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
Half Farthing
A tiny copper coin worth one-eighth of a penny, struck mainly for use in colonial Ceylon during the reigns of George IV, William IV, and Victoria.
British
Byzantine Gold Histamenon Nomisma
A distinctive concave (cup-shaped) Byzantine gold coin introduced in the 10th century as the full-weight companion to the flat tetarteron nomisma.
Ancient
1875-S Twenty-Cent Piece
The most commonly encountered date in the short-lived US twenty-cent piece series, struck in large numbers at San Francisco in the coin's debut year.
United States
1916 Standing Liberty Quarter
The extremely low-mintage first-year issue of the Standing Liberty quarter, one of the most famous key dates in all of United States coinage.
United States
New Zealand Half Crown (pre-decimal)
The largest denomination in New Zealand's regular pre-decimal coin series, featuring the national coat of arms, circulated from 1933 until decimalization in 1967.
Africa & Oceania
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
Canadian Palladium Maple Leaf
The Royal Canadian Mint's palladium bullion coin, sharing the Maple Leaf design used across Canada's precious metal series, produced intermittently since 2005.
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
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
Argentine Argentino Gold (5 Pesos)
Argentina's principal 19th-century gold coin, worth 5 pesos oro and called an "Argentino," struck to Latin Monetary Union weight standards for use in international trade.
Latin American
Colombian 8 Escudos Gold (Popayán)
A large colonial gold doubloon struck at the historic Popayán mint in present-day Colombia, prized by collectors as one of the classic Spanish colonial gold coins of South America.
Latin American
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
Bolivia 8 Soles Silver
An early Bolivian republican silver coin denominated in soles, struck at Potosí in the decades following independence before the boliviano currency system replaced it.
Latin American
Mexican 10 Pesos Gold 'Hidalgo'
A small Mexican gold coin honoring independence leader Miguel Hidalgo, struck during the Porfiriato and later restruck for the bullion market in the 1950s.
Latin American
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
Netherlands 5 Gulden Gold
A gold 5 gulden coin struck intermittently by the Kingdom of the Netherlands, first under King William I in the 1820s and later as a rare 1912 commemorative under Queen Wilhelmina.
European
Spanish 5 Pesetas Silver (Duro)
Spain's classic large silver crown coin, popularly nicknamed the 'duro,' issued under several monarchs and a provisional republic in the late 19th century.
European
Draped Bust Eagle
The formal catalog name for the first U.S. ten-dollar gold coin once it adopted a bold heraldic eagle reverse in 1797, the same coin popularly nicknamed the 'Turban Head' eagle.
United States
Panama-Pacific $50 Gold (Round)
A massive round commemorative gold piece struck for the 1915 Panama-Pacific International Exposition, one of the rarest and most valuable U.S. commemorative coins ever issued.
Commemorative
1878 Shield Nickel (Proof Only)
Another proof-only rarity in the Shield Nickel series, struck exclusively for collectors with no business-strike coinage issued for circulation that year.
United States