Coin Encyclopedia
Search and identify coins from around the world — with country, denomination, metal, mint, history, and how to tell them apart.
Romania International Year of Chemistry Commemorative
Romanian silver 10 lei commemorative dated 2011, issued for the International Year of Chemistry with molecular, laboratory and scientist imagery.
Commemorative
Hawaii State Quarter
The 2008 Hawaii State Quarter, final coin in the 50 State Quarters series, showing King Kamehameha I reaching over the islands.
Quarter
Lincoln Bicentennial Cent
A 2009 U.S. one-cent coin marking Lincoln's 200th birthday, keeping his classic profile while replacing the usual reverse with four scenes from his life.
Small Cent
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
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
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
10 Markka
Finland's largest circulating markka coin: a bimetallic 10 markkaa with a capercaillie bird on the obverse, struck 1993–2001 until the euro.
World
10 Euro (Royal Marriage)
A 2002 Netherlands gold 10 Euro commemorating the royal wedding, with Queen Beatrix on the obverse and the dual profiles of Willem-Alexander and Maxima on the reverse.
Commemorative
Trinidad and Tobago 1 Dollar
A nickel-plated steel one-dollar coin of Trinidad and Tobago, carrying the national coat of arms and heraldic emblems, dated 2015.
Circulation
Macao 5 Patacas
A distinctive octagonal Macao 5 Patacas circulation coin dated 2007, showing a denomination-marked face and a sailing ship over a harbor scene.
Circulation
Denarius of Septimius Severus
Silver denarius of the Roman emperor Septimius Severus (193–211 AD), showing his laureate head and a standing reverse figure.
Ancient
Harpers Ferry Quarter
U.S. 25-cent coin from the 2016 America the Beautiful series, showing John Brown's Fort at Harpers Ferry National Historical Park, West Virginia.
Quarter
Guangxu Yuanbao 1 Mace 4.4 Candareens
A small silver dragon coin of Qing China from the Guangxu era, its face reading 1 Mace 4.4 Candareens and its back showing a coiled Chinese dragon.
Circulation
Fatimid Dinar of Imam Nizar
An 11th-century Fatimid gold dinar with concentric circular Kufic inscriptions naming the ruler and Shi'a invocations, a hallmark of Fatimid coinage.
Islamic (Medieval)
British Half Sovereign
A small 22-carat British gold coin worth ten shillings; the pictured example shows Queen Victoria's left-facing Young Head portrait, dated 1863.
British
Antoninianus of Claudius II
A billon antoninianus of the Roman emperor Claudius II Gothicus (268–270 AD), showing his radiate bust on one side and a standing deity on the other.
Ancient
Native American Dollar
U.S. golden dollar with the Sacagawea obverse and a yearly-changing reverse; the 2009 issue shows Native American agriculture and three corn stalks.
Dollar
Indonesia 1000 Rupiah
A 2010 Indonesian 1000-rupiah circulation coin, its obverse bearing the Garuda Pancasila emblem and Bank Indonesia legend, its reverse a traditional monument design.
Southeast Asia
Swedish Gold Commemorative
An early-20th-century Swedish gold coin showing a right-facing royal profile with the legend SVERIGES KONUNG and the fatherland motto.
Commemorative
Half Sovereign of George III
British 22-carat gold half sovereign of George III, introduced in 1817 with a laureate bust and a crowned shield of arms; face value ten shillings.
Milled
American Gold Eagle
The United States' official gold bullion coin since 1986, struck in 22-karat gold in four sizes with a Saint-Gaudens striding Liberty obverse.
Bullion
Half Sovereign
A small British 22-carat gold coin worth ten shillings; this example shows Queen Victoria's veiled, crowned Jubilee Head portrait and is dated 1887.
World Coins
Antoninianus of Tetricus I
A billon antoninianus of the Gallic emperor Tetricus I (270–273 AD), showing his radiate portrait and a standing figure of Pax on the reverse.
Ancient
Gold Tetradrachm of Ptolemy II and Arsinoe II
Ptolemaic gold of Egypt, c. 260-240 BC, with paired busts of Ptolemy II and Arsinoe II on one side and Ptolemy I and Berenike I on the other.
Ancient