Coin Encyclopedia
Search and identify coins from around the world — with country, denomination, metal, mint, history, and how to tell them apart.
McKinley Memorial Gold Dollar
A small U.S. gold commemorative dollar honoring President William McKinley, sold to fund the memorial at his Niles, Ohio birthplace.
Classic Commemorative
Panama-Pacific Exposition Dollar
An 1915 U.S. gold dollar struck for the Panama-Pacific International Exposition, showing a canal laborer and two dolphins encircling the denomination.
Classic Commemorative
Old Spanish Trail Half Dollar
A 1935 U.S. silver commemorative half dollar marking 400 years of the Old Spanish Trail, with a longhorn cow's head punning on explorer Cabeza de Vaca.
Classic Commemorative
Texas Centennial Half Dollar
A U.S. silver commemorative half dollar (1934–1938) marking a century of Texas independence, with a spread-winged eagle over a large star on the obverse.
Classic Commemorative
Norfolk Bicentennial Half Dollar
A 1936 U.S. silver half dollar honoring Norfolk, Virginia, with the city's Royal Mace on the reverse and dates 1636-1936; a low-mintage classic commemorative.
Classic Commemorative
San Francisco-Oakland Bay Bridge Half Dollar
A 1936 U.S. silver commemorative half dollar celebrating the opening of the San Francisco-Oakland Bay Bridge, with a bridge span and a California grizzly bear.
Classic Commemorative
Panama-Pacific Exposition $50 (Octagonal)
An eight-sided $50 gold commemorative struck for San Francisco's 1915 world's fair, showing Minerva and her owl — the largest U.S. coin of its era.
Classic Commemorative
Massachusetts Shilling (1 Shilling 6 Pence)
A colonial-era Massachusetts silver piece valued at one shilling and sixpence, joining a pine-tree obverse with a rising-sun reverse and the date 1779.
Colonial
Pine Tree Shilling
Silver shilling from the Boston mint, struck about 1667–1674 but dated 1652, showing a pine tree beside the legend MASSACHUSETTS.
Colonial
Maria Theresa Thaler
A large silver Austrian trade coin bearing the bust of Empress Maria Theresa, famously frozen at the date 1780 and restruck for centuries.
World
Solidus of Theodosius I
A late Roman gold solidus struck for the emperor Theodosius I (AD 379-395), showing his diademed portrait and the legend D N THEODOSIVS AVG.
Ancient
Counterfeit Guinea
A base-metal (copper or brass) imitation of a George III gold guinea, struck or cast to deceive, showing a right-facing bust and a heraldic shield reverse.
Counterfeit
Denarius of Faustina the Elder
A silver Roman denarius honoring Faustina the Elder, wife of Antoninus Pius, with her draped bust and a seated Fortuna reverse, struck c. 141–161 AD.
Ancient
Una and the Lion Five Pounds
William Wyon's 1839 gold Five Pounds pairs a young Queen Victoria with Una guiding a lion — widely praised as one of the most beautiful British coins ever struck.
British Isles
Crown of the Double Rose
A hammered Tudor gold crown of Henry VIII, valued at five shillings and named for the crowned double Tudor rose that defines its design.
Hammered
Aureus of Constantine I the Great
A Roman gold aureus struck for Constantine I the Great, showing his laureate portrait, from the era of his rise to sole power around AD 313.
Ancient
Louis d'Or Coin Weight
A French bronze monetary weight (poids monétaire) made to check the weight of a gold Louis d'Or, not a coin itself but a money-changer's balance weight.
Coin Weight
Kenya 40 Shillings
A bimetallic Kenyan commemorative coin denominated 40 shillings, pairing a presidential portrait with the national coat of arms.
World
Roman Victoriatus
Silver Roman Republican victoriatus of the late 3rd–2nd century BC, with the laureate head of Jupiter and a Victory crowning a trophy above ROMA.
Ancient
Spanish Colonial 2 Reales (Milled)
A small milled silver coin of the Spanish Empire, struck in colonial American mints; this example is dated 1776 and shows heraldic lions, castles and a crowned shield.
Colonial
China 10 Yuan Temple of Heaven
A modern Chinese silver 10 Yuan commemorative bearing the Temple of Heaven's Hall of Prayer for Good Harvests, dated 1996.
World
Escudo (Joanna and Charles V, contemporary copy)
A contemporary gilded copper-alloy copy imitating a Spanish gold escudo of Joanna and Charles V, made to pass as the real Habsburg gold coin.
Early Modern
Germany 2 Euro Berlin 2018 Commemorative
Germany's 2018 bi-metallic 2 euro from the Federal States series honouring Berlin, showing a monumental Berlin building paired with the shared European reverse.
Commemorative
Cartwheel Twopence
The massive 1797 copper twopence of George III, famous for its broad raised rim and full ounce of copper, struck at Boulton's Soho Mint.
Milled