Coin Encyclopedia
Search and identify coins from around the world — with country, denomination, metal, mint, history, and how to tell them apart.
San Francisco-Oakland Bay Bridge Half Dollar
A 1936 U.S. silver commemorative half dollar celebrating the opening of the San Francisco-Oakland Bay Bridge, with a bridge span and a California grizzly bear.
Classic Commemorative
Walking Liberty Half Dollar Centennial Gold
A 2016-W gold collector coin marking the centennial of the 1916 Walking Liberty half dollar, struck in 1/2 oz of 24-karat gold at West Point.
Half Dollar
Lexington-Concord Sesquicentennial Half Dollar
A 1925 U.S. silver commemorative half dollar marking the 150th anniversary of the battles of Lexington and Concord, showing the Concord Minuteman and the Old Belfry.
Classic Commemorative
Columbia South Carolina Sesquicentennial Half Dollar
A 1936 U.S. silver half dollar marking 150 years of Columbia as South Carolina's capital; Justice with scales between two statehouses, palmetto reverse.
Classic Commemorative
Nummus of Maximianus
A late-Roman bronze nummus (follis) of the emperor Maximianus, with his right-facing laureate portrait and a standing deity on the reverse.
Ancient
Nummus of Constantine I
Small late Roman bronze nummus (follis) of Constantine I the Great (306-337 CE), identified by his right-facing imperial portrait on the obverse.
Ancient
Styca of Aethelred
Small base-metal coin of the Anglo-Saxon kingdom of Northumbria, naming King Aethelred, with a central device and legend on one face and a cross on the other.
Medieval Coins
Penny of William IV
A large copper penny of King William IV, struck in the 1830s, with the king's right-facing head and the Latin legend GULIELMUS IIII D:G.
Milled
Bank of England Dollar
A George III silver dollar issued by the Bank of England in 1804, struck over Spanish eight-reales coins, with a laureate bust and a crowned shield reverse.
Milled
Crown of George IV
A milled silver crown of George IV, with a laureate head facing left and Pistrucci's St George and the dragon on the reverse; the photographed piece is dated 1822.
Milled
Tetradrachm of Ptolemy VIII
Silver tetradrachm of Ptolemy VIII of Egypt, c. 170-116 BC, with a diademed royal head on the obverse and an eagle on a thunderbolt reverse.
Ancient
Denier of Charles the Bald
A small hammered silver denier of the Carolingian king Charles the Bald (r. 840–877), pairing a cross or monogram design with a ruler's profile.
Medieval
Silver Rupee of Bhopal State
Silver rupee of the princely state of Bhopal, struck at the Daulatgarh mint in the name of Mughal emperor Muhammad Akbar II, marked by a trident symbol.
Princely & Presidency States
Isle of Man Noble
The Isle of Man Noble: the world's first platinum bullion coin, pairing a crowned Queen Elizabeth II with a Viking longship reverse.
Bullion
Silver Rupee of Bombay Presidency
British East India Company silver rupee struck at Bombay in the name of Mughal emperor Akbar II, bearing Persian legends.
Princely & Presidency States
Denarius of Faustina the Younger
Roman Imperial silver denarius of Faustina the Younger, showing her draped bust with an elaborate curled hairstyle and a standing deity or personification on the reverse.
Ancient
Solidus of Constantine I the Great
Constantine the Great's gold solidus, a high-purity coin struck from about AD 309 that became the standard of late Roman and Byzantine gold.
Ancient
Silver Rupee of Bharatpur State
Silver rupee of the Jat princely state of Bharatpur, struck at the Mahe Indrapur mint in the name of the Mughal emperor Akbar II.
Asian
Ottoman Manghir
The manghir was the small copper coin of the Ottoman Empire, used for everyday change; this example bears a tughra and dates to the reign of Murad II.
Medieval Islamic
Gold Guinea
English gold coin of the Guinea denomination; the example shown bears the right-facing bust of Charles II with a crowned cruciform shield reverse dated 1668.
World Coins
English Shilling
English silver shilling of William III, showing his right-facing laureate bust and a crowned cruciform-shield reverse; this example is dated 1692.
World Coin
British Bank Token
Copper token of the late George III period bearing the king's left-facing bust and a quartered royal-arms reverse, dated 1819.
British Isles
Hamburg 32 Schilling
A 1800 silver 32 Schilling of the Free City of Hamburg, with the city coat of arms and a 'HAMBURGER COURANT' reverse.
German States
Trinidad and Tobago 50 Cents
A large copper-nickel Caribbean circulation coin; the 1967 example carries the national coat of arms and country name on the obverse and the 50-cent value on the reverse.
Circulation