Coin Encyclopedia
Search and identify coins from around the world — with country, denomination, metal, mint, history, and how to tell them apart.
Type 2 Indian Princess Gold Dollar
A short-lived, notoriously weakly struck redesign of the U.S. gold dollar, prized today for its brief production window and the striking difficulties that led to its quick replacement.
United States
Type 3 Indian Princess Gold Dollar
The final and longest-running design of the U.S. gold dollar, featuring a larger, better-struck Native American princess portrait than its short-lived Type 2 predecessor.
United States
Indian Princely State Silver Rupee (Hyderabad)
Silver rupee issued independently by the princely state of Hyderabad under the Nizam, notable for its distinct weight standard and Persian-Urdu inscriptions rather than British Indian designs.
Asian
Sassanian Drachm of Khusro II
A silver coin of the long-reigning Sasanian king Khusro II, among the most commonly found ancient Persian coins, showing his ornate crowned bust and a Zoroastrian fire altar.
Ancient
Julian II Bull Bronze
A large bronze maiorina of Julian the Apostate with a bull reverse, associated with his brief attempt to revive traditional pagan worship in Rome.
Ancient
Philip II of Macedon Gold Stater
A gold stater struck under Philip II of Macedon, father of Alexander the Great, widely circulated and imitated across the ancient Mediterranean and beyond.
Ancient
Austrian Thaler (Joseph II)
A silver thaler bearing the portrait of Holy Roman Emperor Joseph II, struck in the late 18th century and, like the more famous Maria Theresa thaler, later restruck for use in Levant and African trade.
European
Coat of Arms Fifty Cents (Elizabeth II)
Canada's modern fifty-cent piece, showing the Canadian coat of arms on the reverse since 1959 under successive obverse portraits of Queen Elizabeth II and, later, King Charles III.
Canadian
Ethiopian Birr (Menelik II)
Silver birr introduced by Emperor Menelik II of Ethiopia, modeled on the weight and fineness of the Maria Theresa thaler, featuring his crowned bust and the Lion of Judah.
Africa & Oceania
Type II Silver Three-Cent Piece
A short-lived redesign of the silver three-cent piece with heavier silver content and an outlined star, known for weak strikes and generally low mintages.
United States
Constantius II Centenionalis
A bronze centenionalis of Constantius II featuring the dramatic 'Fallen Horseman' reverse, one of the most famous designs of the Late Roman Empire.
Ancient
Beaver Five Cents (Elizabeth II)
The long-running Canadian five-cent coin under Queen Elizabeth II, continuing the classic beaver-on-a-rock design first introduced in 1922 across changing metal compositions.
Canadian
German Empire 20 Mark Gold (Wilhelm II)
The standard gold coin of the German Empire under Kaiser Wilhelm II, struck at multiple state mints and widely collected for its imperial portrait and eagle reverse.
European
2021 Tuskegee Airmen America the Beautiful Quarter
A 2021 America the Beautiful Quarter honoring the Tuskegee Airmen, the pioneering African American military pilots of World War II, at their Alabama training site.
United States
Brazilian 960 Reis Silver
A silver crown-sized coin struck in Brazil under Prince Regent João and later Pedro I, famous for often being overstruck directly on circulating Spanish colonial 8-reales pieces.
Latin American
Half Guinea
Smaller companion gold coin to the guinea, worth half its value, struck across the same reigns from Charles II through George III for mid-value transactions.
British
Crown of the Double Rose
A gold coin introduced by Henry VIII in 1526 as part of his coinage reform, named for the crowned Tudor double rose on its reverse.
British
Three-Dollar Gold Piece
An unusual and short-lived gold denomination created partly to simplify buying sheets of three-cent postage stamps, now a favorite oddity among gold coin collectors.
United States
Ayyubid Dinar of Saladin
A gold dinar struck under Salah al-Din (Saladin), founder of the Ayyubid dynasty famed for recapturing Jerusalem, continuing the Islamic tradition of purely inscriptional coinage.
World
Ides of March Denarius (EID MAR)
A denarius struck by Brutus in 42 BC commemorating Julius Caesar's assassination, showing daggers and a liberty cap — one of the most famous and valuable ancient coins ever made.
Ancient
1895 Morgan Dollar (King of Morgans)
A legendary Morgan Dollar key date struck only in proof format at Philadelphia, nicknamed the 'King of Morgans' for its extreme rarity within the series.
United States
Faustina the Younger Denarius
Silver denarius of Faustina the Younger, daughter of Antoninus Pius and wife of Marcus Aurelius, whose coinage emphasizes fertility and family themes.
Ancient
Kushan Gold Dinar of Kanishka
A gold dinar of the great Kushan emperor Kanishka I, famous for its rich mix of Greek, Iranian, Indian, and Buddhist deities depicted on the reverse.
Ancient
Venetian Ducat
Gold coin first struck by the Republic of Venice in 1284, prized for its remarkably consistent weight and purity, which made it a dominant trade coin across medieval and Renaissance Europe.
European