Coin Encyclopedia
Search and identify coins from around the world — with country, denomination, metal, mint, history, and how to tell them apart.
Solidus of Valentinian I
The gold solidus of Valentinian I (AD 364-375), a pure-gold coin bearing his pearl-diademed profile that anchored the late Roman monetary system.
Ancient
Roman Centenionalis
A small fourth-century Roman bronze coin, part of the reformed low-value currency struck across the empire's mints during a period of frequent monetary change.
Ancient
Joachimsthaler (Thaler)
A large early-16th-century Bohemian silver thaler from Joachimsthal, dated 1525; the coin whose name gave rise to the words 'thaler' and 'dollar'.
Early Modern
Medieval 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 Coins
Cambodia One Franc
A mid-20th-century one-franc coin of the Kingdom of Cambodia, its obverse bearing a royal Norodom profile and its reverse a heraldic coat of arms.
Southeast Asia
Brunei 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 Asia
Susan B. Anthony Dollar
U.S. small-size copper-nickel clad dollar coin (1979–1981, 1999) featuring suffragist Susan B. Anthony and an eagle landing on the moon.
Dollar
Kennedy Half Dollar
U.S. fifty-cent piece introduced in 1964 to honor President John F. Kennedy; the first-year 1964 coins were struck in 90% silver.
United States
Draped Bust Half Dollar
Early U.S. silver fifty-cent piece of 1796–1807. The pictured 1796 Small Eagle with 15 stars is among the rarest of all American coins.
Half Dollar
Flowing Hair Stella
An 1879 U.S. $4 gold pattern coin with a flowing-hair Liberty obverse and a large-star "ONE STELLA" reverse; famous rarity, never circulated.
Stella
Braided Hair Half Cent
The final U.S. half cent design, a small copper coin showing Liberty with braided hair and a coronet, paired with a wreath reverse, struck 1840–1857.
Half Cent
Australian Threepence
Australia's small pre-decimal silver threepence (3d), the country's tiniest coin, struck 1910-1964. The example shown carries a George V portrait.
Australian
Charles I Unite
A large hammered gold coin of Charles I worth twenty shillings, showing his crowned profile and a crowned quartered shield of lions and fleur-de-lis.
Hammered
Abbasid Silver Dirham
A thin, broad Islamic silver coin of the Abbasid Caliphate, covered edge to edge with concentric Kufic Arabic inscriptions and dated AH 132 (AD 749–750).
Islamic
Junk Dollar
China's Republic-era silver dollar with Sun Yat-sen facing left and a Chinese junk under sail on the reverse; the pictured coin is Year 23 (1934).
Circulation
100 Won
South Korea's everyday nickel 100 won coin, showing Admiral Yi Sun-sin in his winged helmet on the obverse and a large numeral 100 on the reverse.
Circulation
Antoninianus
Roman imperial coin of the crisis era, marked by a radiate (spiked) crown on the emperor's head; struck in debased silver-and-copper billon, c. 250-270 AD.
Ancient Coins
Maundy Three Pence
A tiny sterling-silver threepence tied to Britain's Royal Maundy tradition; the photographed 1687 coin shows James II's bust and a crowned Roman numeral III.
Maundy
British Third Farthing
A tiny 1844 Victoria copper coin: young left-facing queen's bust obverse, crowned value reverse. One of Britain's smallest denominations, struck for Malta.
Circulation
Aureus of Augustus
Roman imperial gold coin bearing the bare head of Augustus, first emperor of Rome, struck during his reign from 27 BC to 14 AD.
Ancient Coins
Anglo-Saxon Styca
A tiny base-metal coin of the Anglo-Saxon kingdom of Northumbria, struck in the 8th-9th century with a head and inscription on one side and a cross on the other.
Medieval Coins
British East Africa Half Shilling
A small low-fineness silver coin of British East Africa bearing King George VI; the half shilling equalled fifty cents in the East African system.
World
Saint-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 Coin
Sesquicentennial of American Independence Quarter Eagle
A 1926 U.S. commemorative $2.50 gold coin marking 150 years of American independence, with Liberty holding a torch and scroll and Independence Hall on the reverse.
Classic Commemorative