Coin Encyclopedia
Search and identify coins from around the world — with country, denomination, metal, mint, history, and how to tell them apart.
Connecticut Tercentennial Half Dollar
A 1935 U.S. silver half dollar marking 300 years of Connecticut, with a standing eagle on the obverse and the storied Charter Oak on the reverse.
Classic Commemorative
German 2 Reichsmark Garrison Church Commemorative
A 1933 German silver 2 Reichsmark commemorative showing the Potsdam Garrison Church tower, issued to mark the "Day of Potsdam."
Commemorative
Erstein Notgeld 5 Pfennigs
A World War I emergency small-change coin issued by the town of Erstein in 1917, with the civic coat of arms on one side and a large 5 on the other.
Token/notgeld
Denarius of Marcus Aurelius
Roman silver denarius of Marcus Aurelius (c. 170-171 AD): laureate bearded emperor on the obverse, a standing personification on the reverse.
Ancient
Frankfurt am Main Taler
A 1772 silver Taler of the Free Imperial City of Frankfurt am Main, famed for its detailed city-view reverse with walls, towers and radiant sun.
German States
Native 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.
Dollar
Reis (Peninsular War)
A 1910 Portuguese silver Reis struck under King Manuel II to mark the centenary of the Peninsular War, dated 1808-1814 across the king's bust.
Modern
Oaxaca 20 Centavos
A copper 20 centavos struck by revolutionary-era Oaxaca in 1915, showing a profiled bust on a round base and a large numeral 20 with the Mexican eagle.
Revolutionary
500 Yen Japanese Immigration Commemorative
A 2008 Japanese 500 yen commemorative marking 100 years of Japanese immigration to Brazil, with two figures on one side and a ship on the other.
Commemorative
Jordanian 2½ Dinars
A crown-sized 1977 silver commemorative of the Hashemite Kingdom of Jordan, pairing King Hussein's portrait with a standing gazelle from the wildlife-conservation coin theme.
World
3 Roubles (First All-Russian Coins)
Soviet 1982 commemorative 3 Roubles honoring the first all-Russian coins, showing three historical 18th-century Russian coins with the state emblem reverse.
Commemorative
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
Pahlavi Reign Gold Medal
A gold medal of Pahlavi-era Iran, its obverse a left-facing royal portrait and its reverse the Lion and Sun beneath a crown, dated 1971.
Persia / Iran
Sachsen-Weimar-Eisenach 5 Mark Commemorative
An 1908 German Empire 5 Mark silver commemorative of Saxe-Weimar-Eisenach marking the University of Jena's jubilee, with the founder's capped portrait.
Commemorative
Ghaznavid Dinar
Gold dinar of the Ghaznavid dynasty (c. 10th–11th century), an epigraphic Islamic coin struck at Ghazna and allied mints in Afghanistan.
Medieval Islamic
Penny of Cnut
Anglo-Saxon silver penny of King Cnut (Canute), showing a diademed bust facing left with a cross-and-pellets reverse, struck c.1024-1030.
Medieval Coins
Dirham of Qirwash ibn al-Muqallad
Silver dirham struck under the Uqaylid amir Qirwash ibn al-Muqallad of Mosul, dated 393 AH (1003 CE), with three-line Arabic legends.
Medieval Islamic
Aureus of Faustina II
Roman imperial gold coin with the draped bust of Faustina II, daughter of Antoninus Pius and wife of Marcus Aurelius, struck around 147-150 AD.
Ancient Coins
Penny of William I
Hammered silver penny of William the Conqueror, the example showing a profile portrait of the king and a decorated cross reverse, struck circa 1075.
Medieval Coins
Roman Republican Denarius (Unidentified)
A silver Roman Republican denarius of about 115-114 BC: helmeted Roma on the obverse, Victory driving a two-horse chariot on the reverse.
Ancient
Livonian Order Schilling
A small hammered silver schilling of the medieval Livonian Order, showing heraldic shields and a cross, struck in the Baltic around 1410–1415.
Medieval
Prussian Taler
A large silver taler of the Kingdom of Prussia showing the crowned profile of Frederick II and a heraldic coat of arms, struck through the mid-to-late 1700s.
German States
Macedonian Silver Tetradrachm
Large silver tetradrachm of ancient Macedon in the Alexander type, c. 188-170 BC, with the head of Heracles in a lion skin and Zeus enthroned holding an eagle.
Ancient
Denarius of M. Sanquinius
A silver denarius struck at Rome in 17 BC by the moneyer M. Sanquinius under Augustus, tied to the Secular Games, with a male portrait and a standing herald.
Ancient