Coin Encyclopedia
Search and identify coins from around the world — with country, denomination, metal, mint, history, and how to tell them apart.
Ecu of Louis XVI
A large French silver ecu of Louis XVI dated 1784: left-facing royal bust obverse, crowned arms of France and Navarre framed by laurel on the reverse.
RoyalConstitutional Ecu
A French silver ecu of the constitutional-monarchy era showing King Louis XVI on the obverse and a standing armed Liberty figure on the reverse, dated 1792.
RevolutionaryUnidentified Silver Coin (Louis XV era)
An 18th-century French royal silver coin of the Louis XV era, showing a right-facing bust and a crowned fleur-de-lis shield; the exact denomination is not confirmed.
RoyalLouis 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 WeightAustria-Hungary 1/4 Kreuzer
A small copper 1/4 Kreuzer of the Austrian Empire dated 1816, showing Emperor Franz I in crowned right-facing profile.
CirculationDouble Louis d'Or
A large gold coin of Louis XIV dated 1701: the king's laureate profile and 'LUDOVICUS MAGNUS' obverse, an ornate cross of arms reverse.
RoyalEcu of Louis XIV
A large silver crown of Louis XIV, the Sun King, showing his laureate or wigged bust facing left and a crowned French shield of fleur-de-lis, dated 1693.
RoyalAustrian 4-fold Ducat
A large Austrian gold 4 Ducat dated 1915, showing Emperor Franz Joseph I in uniform and the crowned double-headed imperial eagle.
Bullion/goldAustria-Hungary 10 Kreuzer
A small low-grade silver 10 Kreuzer of Emperor Franz Joseph I, pairing his laureate portrait with a crowned double-headed imperial eagle and a 10 value shield.
CirculationContemporary Forgery of Louis XVI Ecu
A period-style counterfeit imitating a Louis XVI silver ecu: a copied royal portrait obverse and a copied standing-figure reverse dated about 1792.
ForgeryAustria-Hungary 15 Kreuzer
A large copper 15 Kreuzer of 1807 struck under Emperor Franz I, showing his crowned laureate profile on the obverse.
CirculationMinnesota State Quarter
2005 U.S. 25-cent coin in the 50 State Quarters series, showing Minnesota's outline, a common loon, anglers in a boat, and pines above 1858.
QuarterCoin Weight for Louis d'Or
A small bronze monetary weight used to verify a gold Louis d'Or on a balance, showing a worn royal profile and a heraldic reverse.
Token/weightDenier of Charles the Bald
A small hammered silver denier of the Carolingian king Charles the Bald (r. 840–877), pairing a cross or monogram design with a ruler's profile.
MedievalTeston of Henri II
A French Renaissance silver teston of Henri II (1547-1559): the king's realistic profile bust right, a crowned fleur-de-lis coat of arms on the reverse.
RenaissanceNative American Dollar - Peratrovich
The 2020 U.S. golden dollar in the Native American series, honoring Tlingit civil rights leader Elizabeth Peratrovich and the 1945 Alaska Anti-Discrimination Law.
DollarMedieval Penny
England's standard medieval coin: a small hammered silver penny with a crowned royal head on one side and a cross on the other, struck by hand across many reigns.
Medieval CoinsBrunei Golden Jubilee 50 Cents
A copper-nickel 50-cent coin from Brunei's 2017 Golden Jubilee, showing a palm-leaf design with Arabic text and a reverse with the value and a floral motif.
Southeast AsiaBald Eagle Commemorative Half Eagle
A 2008 U.S. commemorative gold $5 half eagle honoring the recovery of the American bald eagle, featuring an eagle design and a heraldic Great Seal eagle.
CommemorativesStanding Liberty Quarter Centennial Gold
A 2016 U.S. quarter-dollar struck in 1/4 oz of .9999 fine gold, reviving Hermon MacNeil's Standing Liberty design for its 100th anniversary.
QuarterKennedy Half Dollar 50th Anniversary High Relief
U.S. 90% silver half dollar issued in 2014 for the 50th anniversary of the Kennedy design, with a restored high-relief JFK portrait.
Half DollarSaint-Gaudens Double Eagle
United States $20 gold coin (1907–1933) designed by Augustus Saint-Gaudens, showing a striding Liberty with torch and olive branch before a radiant sun.
Gold Type Coin1 Euro (10 Years EMU)
Dutch bi-metallic 1 Euro marking ten years of Economic and Monetary Union, with a stylized integration design and the twin dates 1999 and 2009.
CommemorativeFort Moultrie Quarter
2016 U.S. copper-nickel clad 25-cent piece, the final America the Beautiful quarter, showing a Continental soldier with a flag defending Fort Moultrie, South Carolina.
Quarter