Coin Encyclopedia
Search and identify coins from around the world — with country, denomination, metal, mint, history, and how to tell them apart.
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
Roman Denarius
A small hammered silver coin of ancient Rome, showing an emperor's portrait and abbreviated Latin titles on one side and a deity or figure on the other.
Ancient
Draped Bust Dollar
Early U.S. silver dollar struck 1795–1804, with a draped bust of Liberty and, from 1798, a heraldic eagle reverse.
Dollar
Corinthian Stater
Silver stater of ancient Corinth showing the winged horse Pegasos on one side and the helmeted head of Athena on the other.
Ancient Coins
Ilkhanid Dirham
A hand-struck silver dirham of the Mongol Ilkhanate, covered in Arabic and Persian inscriptions arranged in a quatrefoil cartouche and concentric bands.
Islamic (Medieval)
Charles II Crown
Milled English silver crown of Charles II (reigned 1660-1685), a large machine-struck five-shilling piece with a laureate bust and cruciform shields.
Milled
Ancient Greek Didrachm
An ancient Greek silver didrachm worth two drachms, here with a bearded male head and a horse-and-rider reverse in the tradition of Magna Graecia.
Ancient
British Crown
A large George V silver crown of the 1927–1936 'wreath' type, showing the king's profile and a royal crown framed by an ornamental wreath.
British Isles
Medieval Coin
A worn hammered silver coin of the medieval era, with faded profile, legends, and a heraldic or emblematic reverse.
Hammered
Abbasi of Shah Sultan Husayn
A hand-struck Safavid silver abbasi of Shah Sultan Husayn, covered entirely in flowing Persian-Arabic calligraphy with jeweled borders and no portrait.
Persia / Iran
Edward IV Groat
A hammered silver fourpence of King Edward IV of England, struck 1461-1483, with a crowned facing bust on one side and a long cross with rosettes on the other.
Medieval Coins
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
Tetradrachm of Eretria
A silver tetradrachm attributed to Eretria on Euboea, pairing the head of a female figure with a standing bull and the Greek legend EYBOIA.
Ancient
Siliqua of Jovian
Small late-Roman silver siliqua of Emperor Jovian (AD 363–364), with his right-facing portrait and a Victory or standing deity reverse.
Ancient
Roman Quinarius
A small Roman silver quinarius, half the value of a denarius, here with a helmeted head of Roma and a prancing horse on the reverse.
Ancient
Denarius of Trajan
Silver denarius of the emperor Trajan (98–117 AD), showing his laureate bust and, on this piece, Libertas standing with patera and rod.
Ancient
Cnidian Drachm
An archaic hand-struck silver drachm of the Greek city of Cnidus, showing the goddess Aphrodite on one side and an eagle on the other.
Ancient
British Groat
A small George III silver fourpence of 1792, the British groat: laureate king's profile obverse, crowned shield and value reverse.
Circulation
Gobrecht Dollar
U.S. silver dollar of 1836 by engraver Christian Gobrecht, pairing a Seated Liberty obverse with a flying-eagle reverse; a rare pattern-era issue.
Dollar
Kennedy Half Dollar
U.S. fifty-cent piece introduced in 1964 to honor President John F. Kennedy; the first-year 1964 coins were struck in 90% silver.
United States
Antoninianus of Aurelian
Late Roman billon coin of Emperor Aurelian, showing his radiate-crowned bust and a standing deity or personification on the reverse.
Ancient Coins
Syracuse Tetradrachm
Classical silver tetradrachm of Syracuse in Sicily, showing a racing four-horse chariot on one side and a right-facing nymph's head on the other.
Ancient
Siliqua of Gratian
A small late Roman silver siliqua of the emperor Gratian (AD 367-383), with his diademed bust on the obverse and a standing figure or personification on the reverse.
Ancient
Numapis Denarius
A silver denarius of the Roman Republic (1st century BC) pairing a male portrait facing right with a ship or galley and lettering on the reverse.
Ancient