Coin Encyclopedia
Search and identify coins from around the world — with country, denomination, metal, mint, history, and how to tell them apart.
Groat of William IV
A small silver fourpenny piece of William IV (1836–1837), with a seated Britannia reverse; the coin that revived the modern British groat.
Milled
Kai Yuan Tong Bao
A Tang-dynasty Chinese bronze cash coin with the four seal-script characters Kai Yuan Tong Bao around a central square hole.
Cash Coin
Saudi Arabian Silver Riyal
A large, portrait-free silver coin of King Abdul Aziz ibn Saud, covered in Arabic legends and a state seal — a cornerstone of early Saudi coinage.
World
Drachm of Antiochos II Theos
Silver drachm struck under Antiochos II Theos of the Seleukid realm, showing a seated helmeted Athena and, on the reverse, Nike beside an altar.
Ancient
Vespasian Judaea Capta Denarius
Silver denarius of Emperor Vespasian (71–79 AD) with his laureate bust and a Judaea Capta reverse showing a mourning seated captive.
Ancient
Solidus of Justinian I
Byzantine gold solidus of Emperor Justinian I (527-565 AD), showing his crowned imperial bust with a seated figure on the reverse.
Ancient Coins
Wu Zhu Cash
A round Han-dynasty bronze cash coin with a central square hole and two seal-script characters, Wu Zhu, naming its weight of five zhu.
Cash Coin
1 Sol (Gold)
A 19th-century Peruvian 1 Sol note from El Banco de Piura, with a seated torch-bearer and a standing laborer flanking a bold UN SOL.
Circulation
Antigonos II Gonatas Tetradrachm
Silver tetradrachm of the Macedonian king Antigonos II Gonatas, c. 275-270 BC, with a bearded royal head and a seated Nike holding a wreath.
Ancient
Bald Eagle Commemorative Half Eagle
A 2008 U.S. commemorative gold $5 half eagle honoring the recovery of the American bald eagle, featuring an eagle design and a heraldic Great Seal eagle.
Commemoratives
Denarius of Nerva
Roman Imperial silver denarius of Emperor Nerva (96-98 AD), with his laureate portrait and the legend IMP NERVA CAES AVG, and a seated Concordia reverse.
Ancient
Antiochos III Tetradrachm
A large Seleucid silver coin of Antiochos III the Great, showing his diademed head and a seated deity holding shield and spear.
Ancient
Antoninianus of Carinus
Bronze radiate coin of the emperor Carinus (283-285 AD), recognizable by his spiked crown and a standing or seated deity on the reverse.
Ancient
British Pre-Decimal Halfpenny
Bronze British halfpenny worth 1/480 of a pound. The George V type shows the king's profile and a seated Britannia with trident.
British Isles
Ban Liang
A round bronze cash coin with a square central hole and two seal-script characters reading Ban Liang, from early imperial China.
Ancient
British Farthing
Small copper farthing of King George II, with his laureate bust facing left and a seated Britannia on the reverse; struck in the 1730s.
British Isles
Lysimachos Tetradrachm
Silver tetradrachm of Lysimachos of Thrace, c. 297-282 BC, showing the deified head of Alexander the Great and Athena seated with a shield and spear.
Ancient
British Britannia Silver Coin
A modern UK bullion coin in fine silver, carrying a face value of 2 Pounds and the classic seated figure of Britannia with shield and trident.
Bullion
20 Soles de Oro
A Peruvian gold 20 soles de oro showing a seated Liberty with crown, torch and radiant sun, part of Peru's mid-20th-century gold coinage.
Circulation
Denarius of Tiberius (Tribute Penny)
Silver denarius of Emperor Tiberius (14–37 AD), obverse his laureate head, reverse a seated female figure — the famous "Tribute Penny" of the Gospels.
Ancient
Charles II Halfpenny
A milled copper halfpenny of Charles II showing his laureate bust and a seated Britannia, part of the first regal copper coinage of England, dated 1675.
Milled
Solidus of Constantius II
Late Roman gold solidus of Emperor Constantius II (337-361 AD), showing his diademed bust facing right paired with a seated-figure reverse.
Ancient Coins
Denarius of Faustina the Elder
A silver Roman denarius honoring Faustina the Elder, wife of Antoninus Pius, with her draped bust and a seated Fortuna reverse, struck c. 141–161 AD.
Ancient
10 Kroner
A small Danish gold 10 kroner dated 1873, the first year of the type, with the bearded profile of King Christian IX and a seated allegorical figure of Denmark on the reverse.
Modern