Coin Encyclopedia
Search and identify coins from around the world — with country, denomination, metal, mint, history, and how to tell them apart.
Crown
Large British coin traditionally worth five shillings, historically struck in silver and famed for elaborate designs, now issued mainly as a cupro-nickel commemorative.
British
Portuguese 1000 Reis
A large silver crown of the Kingdom of Portugal, bearing the reigning monarch's portrait and national arms, serving as the country's principal high-value silver coin before the 1910 republic.
European
Kennedy Half Dollar
A half dollar issued starting in 1964 to honor assassinated President John F. Kennedy, quickly becoming a widely saved and collected commemorative-style circulating coin.
United States
British Crown
Valued at five shillings, the British crown is a large silver (and later cupro-nickel) coin with a production history stretching from Tudor England to modern commemorative issues.
British
Italian 5 Lire Silver
The silver 5 Lire was the largest circulating silver coin of the newly unified Kingdom of Italy, featuring the portraits of its early kings and the national eagle, and remains a favorite of Italian collectors.
European
Netherlands 5 Gulden Gold
A gold 5 gulden coin struck intermittently by the Kingdom of the Netherlands, first under King William I in the 1820s and later as a rare 1912 commemorative under Queen Wilhelmina.
European
Spanish Peseta
The peseta was Spain's national currency for over 130 years, evolving from silver coinage under a provisional 19th-century government to copper-nickel coins used until the euro replaced it in 2002.
European
French 100 Francs Silver
France's pre-euro 100 Franc denomination included both a long-running silver Panthéon coin for collectors and numerous limited commemorative silver issues honoring people, events, and anniversaries.
European
Booker T. Washington Memorial Half Dollar
A commemorative half dollar honoring educator Booker T. Washington, notable as the first U.S. coin designed by an African American sculptor and the first to depict a Black American.
Commemorative
Aureus of Augustus
The gold coin of Rome's first emperor, Augustus, who standardized the aureus at roughly 1/40 of a Roman pound and set the gold standard for the empire.
Ancient
Diocletian Follis
Large bronze follis of Diocletian, whose sweeping reforms ended the Crisis of the Third Century, established the Tetrarchy, and introduced this new standardized coin denomination in 294 AD.
Ancient
Republican Victoriatus
A lighter-weight Roman Republican silver coin depicting Jupiter and a Victory crowning a trophy, used largely for trade with the Greek-influenced south.
Ancient
Republican Quinarius
A half-denarius silver coin of the Roman Republic, often depicting the twin gods Castor and Pollux (the Dioscuri) riding on horseback.
Ancient
Omani Rial (Baisa Coinage)
Decimal currency of Oman introduced in 1970, dividing the rial into 1,000 baisa and typically featuring the Sultan's portrait and the national khanjar emblem.
Asian
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
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
Iranian Pahlavi Gold Coin
A gold coin series named for Iran's Pahlavi dynasty, issued from the 1920s until the 1979 revolution and still widely traded today as a recognized gold bullion and savings coin.
Bullion
Japanese 1 Yen Silver Coin
Japan's principal large silver coin of the Meiji era, featuring a coiled dragon, that became a major East Asian trade coin and a symbol of Japan's rapid currency modernization.
Asian
Italian Scudo (Papal States)
A large silver coin issued by the Papal States under successive popes, blending religious imagery with the temporal authority of the papacy.
European
Japanese Bu / Ichibu-gin (silver bar coin)
Rectangular silver bar-shaped coin used as fixed-value currency in Tokugawa Japan, valued as a fraction of the gold ryo rather than by weight.
Asian
Vietnamese Gia Long Thong Bao (cash coin)
The founding cash coin of Vietnam's Nguyễn Dynasty, cast under Emperor Gia Long who reunified the country in 1802 and established Huế as the imperial capital.
Asian
Vietnamese Tu Duc Thong Bao (cash coin)
A cast bronze or zinc cash coin issued under Emperor Tự Đức of Vietnam's Nguyễn Dynasty, round with a square center hole in the traditional East Asian style.
Asian
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
Viking Silver Penny of York
Silver penny struck by Norse rulers of the Viking Kingdom of York, blending Christian and pagan imagery such as crosses, swords, and Thor's hammers.
British