Coin Encyclopedia
Search and identify coins from around the world — with country, denomination, metal, mint, history, and how to tell them apart.

Himera Nymph Tetradrachm
Silver tetradrachm of the Sicilian city of Himera, showing a nymph sacrificing at an altar with a satyr bathing below, referencing the city's famous hot springs.
Ancient
Amphipolis Apollo Tetradrachm
Silver tetradrachm of Amphipolis in Macedon, famous for its masterfully engraved three-quarter facing head of Apollo, widely regarded as a high point of Greek coin art.
Ancient
Messana Hare and Biga Tetradrachm
Silver tetradrachm of Messana in Sicily, famous for its obverse mule-cart (biga) driven by a charioteer crowned by Nike, paired with a running hare on the reverse.
Ancient
Selinus (Selinunte) River God Tetradrachm
Silver coinage of the Sicilian city of Selinus, notable for depicting the local river god sacrificing at an altar, along with the celery leaf that puns on the city's name.
Ancient
Katane (Catania) Apollo Tetradrachm
Silver tetradrachm of Katane in Sicily, admired for its finely engraved Apollo portrait and dynamic quadriga scene, sometimes signed by celebrated die engravers.
Ancient
Gela Man-Headed Bull Tetradrachm
Silver tetradrachm of the Sicilian city of Gela, featuring a racing quadriga on the obverse and the man-headed bull river god Gelas on the reverse.
Ancient
Athens New Style Owl Tetradrachm
Later Athenian silver tetradrachm on a broad, thin flan showing the owl standing on an amphora within an olive wreath, distinct from the earlier classical owl coinage.
Ancient
Aegina Sea Turtle Stater
One of the earliest widely circulated Greek silver coins, struck by the island city-state of Aegina, featuring a sea turtle and later a land tortoise, and nicknamed simply 'turtles' by ancient traders.
Ancient
Texas Independence Centennial Half Dollar
A commemorative half dollar marking the 100th anniversary of Texas independence from Mexico, featuring an eagle on a lone star and figures of Sam Houston and Stephen F. Austin.
Commemorative
Abdera Griffin Tetradrachm
Silver tetradrachm of the Thracian city of Abdera, featuring the mythical griffin inherited from its mother-city Teos, with magistrates' names on the reverse.
Ancient
Akragas (Agrigentum) Eagle and Crab Tetradrachm
A silver tetradrachm from the wealthy Sicilian city of Akragas, pairing an eagle, symbol of Zeus, with a river crab representing the city's local waterways.
Ancient
Cyzicus Electrum Stater
An electrum stater from the trading city of Cyzicus on the Sea of Marmara, part of one of the most important and long-lived precious-metal trade currencies of the ancient world.
Ancient
Leontini Lion Tetradrachm
Silver tetradrachm of the Sicilian city of Leontini, showing the laureate head of Apollo and a lion's head or lion with barley grains, alluding to the city's wheat production.
Ancient
Elis Olympia Zeus Stater
A silver stater struck by the city-state of Elis, guardian of the sanctuary of Olympia, showing Zeus on the obverse and his sacred eagle on the reverse.
Ancient
Naxos Silenus Tetradrachm (Sicily)
A silver tetradrachm from the Sicilian Greek colony of Naxos, celebrated for its masterful head of Dionysos and a vividly rendered seated Silenus on the reverse.
Ancient
Aegina Land Tortoise Stater
A silver stater from the island of Aegina bearing a land tortoise, successor to the earlier sea-turtle design and among the earliest widely circulated coinages in the Greek world.
Ancient
Ephesus Bee Tetradrachm
A silver coin from the Ionian city of Ephesus featuring a bee, sacred symbol of the great Temple of Artemis, paired with a stag on the reverse.
Ancient
Rhodes Rose and Helios Tetradrachm
A silver tetradrachm from the island of Rhodes, pairing a radiant frontal head of the sun god Helios with the island's punning emblem, a rose.
Ancient
Athenian Owl Dekadrachm
An extremely rare large-format silver coin of classical Athens, struck in only a handful of surviving examples and prized as one of the great rarities of ancient Greek numismatics.
Ancient
Corinthian Pegasus Stater
A widely circulated ancient Greek silver coin from Corinth, featuring the winged horse Pegasus on the obverse and a helmeted head of Athena on the reverse.
Ancient
Syracuse Decadrachm
A large, exquisitely engraved silver coin from the Greek city of Syracuse, celebrated as one of the finest achievements of ancient Greek numismatic art, featuring the nymph Arethusa and a victorious chariot.
Ancient
1901-S Barber Dime
A scarce San Francisco Mint Barber dime with a notably low mintage, ranked among the tougher dates for collectors of the series.
United States
1921-D Mercury Dime
A key-date silver dime from a post-WWI recession year when Denver struck only a small number of Mercury dimes, making it a cornerstone of the series.
United States
1916-D Mercury Dime
The key date of the Mercury Dime series, the 1916-D was struck at Denver in a very low quantity, making genuine examples scarce and highly sought after by collectors.
United States