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

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
Qatar and Dubai Riyal
A short-lived joint currency issued for Qatar and Dubai between 1966 and 1973, created to replace the Gulf Rupee and used until each formed its own separate national currency.
Asian
Chinese Silver Panda
China's annual silver bullion coin, issued since 1983 with a new panda design nearly every year, popular with both silver stackers and dedicated Panda date-set collectors.
Bullion
1980 Moscow Olympics Silver Rouble
The Soviet Union struck an extensive multi-denomination coin program from 1977 to 1980 celebrating the Moscow Summer Olympics, including widely collected silver 1 rouble coins.
Commemorative
Netherlands East Indies Java Rupee
A Dutch colonial silver rupee struck specifically for the island of Java, issued to standardize local currency amid the many foreign trade coins circulating in the Dutch East Indies.
Asian
Capped Bust Half Dollar
A silver half dollar (1807-1839) designed by John Reich, showing Liberty in a cap and drapery, minted in large numbers and popular with type and variety collectors.
United States
India Gold Pagoda (Madras Presidency)
Small gold coin traditionally used across South India, later adopted and standardized by the East India Company's Madras Presidency before being phased out for rupee-based currency.
Asian
2008 Beijing Olympics Commemorative Coins
China issued a large multi-year coin program ahead of the 2008 Beijing Olympics, spanning circulating 1 Yuan pieces and extensive gold and silver proof series depicting Olympic sports and Beijing landmarks.
Commemorative
Syracuse Arethusa Tetradrachm
A classic silver tetradrachm from ancient Syracuse depicting the nymph Arethusa surrounded by dolphins, one of the most admired coin types of the Greek world.
Ancient
Brazilian 2000 Reis Silver
The largest common silver coin of the Brazilian Empire, bearing the portrait of Emperor Pedro II across several design types spanning his long reign.
Latin American
Gallienus Antoninianus
Radiate coin of Gallienus, who ruled through the depths of the Crisis of the Third Century and is especially known for a colorful late-reign series of animal and mythological reverse types.
Ancient
Capped Bust Half Eagle
John Reich's 1807 redesign turned Liberty to face left and added drapery to her bust, replacing the earlier Capped Bust to Right half eagle for a five-year run before the Capped Head type arrived.
United States
Spade Guinea
A George III gold guinea nicknamed for its spade-shaped shield reverse, one of the last widely circulated guinea types before the denomination was phased out in the early 1800s.
British
Tibetan Silver Tangka
The traditional silver coin denomination of Tibet, issued in many distinct types over roughly three centuries, from early Nepalese-struck coinage to native Tibetan and Sino-Tibetan issues.
Asian
Trajan Denarius
The silver coin of Emperor Trajan, whose reign marked the Roman Empire's greatest territorial extent, with coin types celebrating his Dacian conquests and vast building program.
Ancient
Chinese Song Dynasty Cash Coin
A round bronze coin with a square center hole issued during China's Song Dynasty, among the most massively produced and commonly collected pre-modern Chinese coin types.
Asian
Peru 8 Reales (Lima Mint)
The flagship silver dollar-size coin of colonial and early republican Peru, struck at the historic Lima mint from cob and pillar types through crowned-shield busts.
Latin American
Chinese Wu Zhu Cash
One of history's longest-running coin types, cast continuously for over seven centuries across multiple Chinese dynasties after its introduction under Emperor Wu of Han.
Ancient
Massachusetts Oak Tree Shilling
The second design in Massachusetts Bay's colonial tree-coin series, showing an oak tree, more available than the earlier Willow Tree type but still a scarce early American colonial rarity.
United States
Vijayanagara Gold Pagoda
A small, thick gold coin of the South Indian Vijayanagara Empire, typically showing Hindu deities or a bull, whose type became so trusted it was widely imitated as the standard South Indian trade "pagoda."
Asian