Coin Encyclopedia
Search and identify coins from around the world — with country, denomination, metal, mint, history, and how to tell them apart.
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
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
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
Booker T. Washington Memorial Half Dollar
A U.S. silver commemorative half dollar (1946–1951) honoring educator Booker T. Washington, the first African American portrayed on a U.S. coin.
Classic Commemorative
Clark & Co Territorial Gold Half Eagle
An 1860 privately struck $5 gold piece from Clark, Gruber & Co. of Denver, coined from Pikes Peak gold during the Colorado gold rush.
Half Eagle
Gold Dinar of Alp Arslan
A hand-struck Islamic gold coin of the Great Seljuk sultan Alp Arslan, covered in concentric Arabic inscriptions naming the ruler and caliph, AH 455–465.
Islamic
Wu Zhu Cash
A round Han-dynasty bronze cash coin with a central square hole and two seal-script characters, Wu Zhu, naming its weight of five zhu.
Cash Coin
Qian Feng Quan Bao
A round bronze Tang cash coin with a square center hole, cast under Emperor Gaozong in the short-lived Qianfeng era and worth ten ordinary cash.
Cash Coin
New Zealand Halfpenny
New Zealand's small bronze halfpenny, struck from 1940, with a royal portrait obverse and a Maori hei-tiki reverse. The coin shown is a 1940 George VI issue.
New Zealand
Gold Dinar of Baybars I
A hand-struck gold coin of the Mamluk sultan Baybars I, covered on both faces with Arabic calligraphy naming the ruler and struck in Egypt between 1260 and 1277 CE.
Islamic
Liberty Head Quarter Eagle
U.S. $2.50 gold coin struck 1840–1907, with a coronet-crowned Liberty head obverse and a shield-breasted eagle reverse marked "2½ D."
Quarter Eagle
Turban Head Half Eagle
First U.S. gold $5 coin, 1795: Liberty in a soft cap facing right, with a heraldic shield-breasted eagle reverse struck in 22-karat gold.
Half Eagle
Capped Bust Half Eagle
Early U.S. five-dollar gold coin with a left-facing capped Liberty and a shield-breasted eagle marked "5 D."; the 1822 shown is a legendary rarity.
United States
Thailand One Baht
A silver one-baht coin of Siam struck under King Rama VI, its obverse bearing the young king's uniformed profile within Thai royal inscriptions.
Southeast Asia
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
German 20 Mark Gold
German Empire gold 20 mark of Prussia, with Kaiser Wilhelm I's bust and the imperial eagle; a small .900 gold coin from the pre-WWI Goldmark era.
Bullion/gold
Hyderabad One Anna
A copper-nickel 1-anna coin of Hyderabad State under Nizam Osman Ali Khan, with Urdu inscriptions and floral borders, dated AH 1354 (c. 1935).
Princely & Presidency States
Turban Head Quarter Eagle
First U.S. $2.50 gold coin (1796), designed by Robert Scot; Liberty in a soft cap facing right with a heraldic eagle reverse. Extremely rare.
United States