Coin Encyclopedia
Search and identify coins from around the world — with country, denomination, metal, mint, history, and how to tell them apart.
Gold Britannia
The United Kingdom's premier gold bullion coin series, launched in 1987, featuring Britannia on the reverse and available in one-ounce and fractional weights.
Bullion
British Silver Landmarks of Britain
A Royal Mint silver bullion series celebrating famous British landmarks, offering collectors a UK-themed alternative to the flagship Britannia coin.
Bullion
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
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
Kroton Tripod Stater
A silver stater from the Greek colony of Kroton in southern Italy, depicting Apollo's sacred tripod, among the finest examples of the early incuse coinage style.
Ancient
Ptolemy I Soter Tetradrachm
A silver tetradrachm bearing the realistic portrait of Ptolemy I Soter, founder of the Ptolemaic dynasty of Egypt, whose eagle-on-thunderbolt reverse became the enduring badge of Ptolemaic coinage.
Ancient
Canadian Silver Maple Leaf
Canada's flagship one-ounce silver bullion coin, prized for its exceptionally high .9999 purity and evolving anti-counterfeiting security features.
Bullion
Western Satrap Silver Drachm
A silver drachm of the Western Satraps, Saka rulers of western India, easily identified by a crude Greek-style portrait obverse and a three-arched hill reverse.
Ancient
Chola Dynasty Gold Kahavanu
A gold coin of the powerful medieval South Indian Chola dynasty, typically bearing the dynastic tiger, fish, and bow emblem alongside a standing or seated royal figure.
Asian
Five Pound Gold (Quintuple Sovereign)
The largest standard gold coin in the British sovereign family, worth five pounds and equal to five sovereigns, struck intermittently since 1820 for commemorative and collector purposes.
British
Chinese Qing Dynasty Cash (Qian Long Tong Bao)
A brass cash coin issued during the long, prosperous reign of the Qianlong Emperor, one of the most commonly encountered Qing Dynasty coins in collections today.
Asian
Ottoman Gold Sultani
The principal gold trade coin of the early Ottoman Empire, struck to match the weight and fineness of the Venetian ducat so it could compete in Mediterranean commerce.
World
Byzantine Electrum Aspron Trachy (Scyphate)
A distinctive cup-shaped Byzantine coin struck in electrum after Alexios I Komnenos's currency reform, featuring religious imagery and a concave scyphate flan.
Ancient
Constantine CONSTANTINOPOLIS Commemorative
A small bronze commemorative celebrating the founding of Constantinople, showing Victory standing on a ship's prow on the reverse.
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
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
Halfpenny
A small British bronze coin worth half a penny, best known in its twentieth-century form featuring Sir Francis Drake's ship the Golden Hind on the reverse.
British
1891 Seated Liberty Quarter
The final year of the long-running Seated Liberty quarter design before it was replaced by the Barber quarter in 1892, popular as an affordable closing-date type coin.
United States
Indo-Greek Silver Drachm (Menander)
A silver drachm of Menander I, the most famous Indo-Greek king, known for bilingual Greek and Kharoshthi legends and a portrait bust with helmet.
Ancient
Korean Sangpyeong Tongbo Cash
The standard cash coin of Joseon-dynasty Korea, cast for over two centuries with a huge range of mint and workshop marks on the reverse.
Asian
Japanese Wado Kaichin
Japan's earliest officially minted coin, cast in 708 AD in imitation of Tang Chinese cash, with a round shape and square center hole.
Asian
Chinese Ming Dynasty Cash (Hong Wu Tong Bao)
The founding cash coin of the Ming Dynasty, issued under the Hongwu Emperor, marking the restoration of native Han Chinese rule after the collapse of the Mongol Yuan Dynasty.
Asian
Canadian Loonie
Canada's eleven-sided one dollar coin, introduced in 1987 with a common loon on the reverse, giving rise to its popular nickname.
Canadian
Half Guinea
Smaller companion gold coin to the guinea, worth half its value, struck across the same reigns from Charles II through George III for mid-value transactions.
British