Coin Encyclopedia
Search and identify coins from around the world — with country, denomination, metal, mint, history, and how to tell them apart.
Roman Sestertius (Uncertain Emperor)
A large Roman imperial sestertius in bronze or orichalcum, heavily patinated with a bearded emperor's portrait and a reverse too worn to identify.
Ancient
Half Centenionalis of Constans or Constantius II
A small mid-4th-century Roman bronze attributed to Constans or Constantius II, sons of Constantine the Great, worn but identifiable by its imperial portrait and era.
Ancient
Palestine 2 Mils
A small bronze coin of British Mandate Palestine, inscribed PALESTINE in English, Arabic and Hebrew, with an olive sprig above the TWO MILS value.
World
Roman Centenionalis
A small fourth-century Roman bronze coin, part of the reformed low-value currency struck across the empire's mints during a period of frequent monetary change.
Ancient
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
Nemausus As/Dupondius (Crocodile Type)
The famous crocodile of Nimes: a large Roman provincial bronze with paired heads of Agrippa and Augustus and a crocodile chained to a palm.
Ancient
Edward III Half Noble
Medieval English gold coin worth half a noble, this example showing King Edward III crowned with heraldic devices and a shielded, ornamented reverse.
Medieval Coins
1 Öre
A small copper 1 öre of Sweden dated 1873, with a left-facing profile of King Oscar II, the legend SVERIGE OCH NORGE, and the value in a laurel wreath.
Modern
Roman As
A base-metal As of ancient Rome, showing the double-faced head of Janus on one side and a chariot with ROMA on the other.
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
Celtic Gold Quarter Stater
A small Iron Age gold coin struck by the Celtic peoples of ancient Britain, valued at one-quarter of a full stater and marked by abstract, geometric designs.
Ancient
Sestertius of Vespasian (Iudaea Capta)
Large Roman bronze sestertius of Vespasian (AD 70–71) marking the conquest of Judaea, with a palm tree and mourning captives on the reverse.
Ancient
Follis of Crispus
A small bronze follis of Crispus, eldest son of Constantine the Great, with his diademed bust and a winged Victory reverse (317-326 AD).
Ancient
Follis of Maximian
A large silvered-bronze follis of the emperor Maximian, introduced with Diocletian's coin reform of the Tetrarchy around AD 294.
Ancient
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
50 Öre (Silver)
A small Swedish silver 50 ore of the Oscar II era, dated 1898, with the value and date in a laurel wreath on one side and the crowned Swedish arms on the other.
Modern
Byzantine Nummus of Tiberius Constantine
A small bronze coin of Byzantine emperor Tiberius II Constantine (AD 578-582), with an imperial portrait or inscription and a mark of value or monogram.
Ancient
100 Soles de Oro
Peru's largest gold Sol de Oro—a heavy .900 gold coin of the Lima Mint. This reverse-only 1965 example shows a fortress emblem and CASA DE MONEDA DE LIMA.
Circulation
Roman Follis (AE3)
A small late Roman bronze follis of the Constantine I era (AD 320-330), with an emperor's profile obverse and a Victory or vota-in-wreath commemorative reverse.
Ancient
Centenionalis of Constans
A mid-4th-century Roman bronze of Constans bearing the FEL TEMP REPARATIO reform reverse, showing a soldier lifting a small captive from a hut.
Ancient
Republic India One Pice
A small bronze one-pice from 1950, the first year of the Republic of India, the lowest coin of the pre-decimal anna series struck in a copper alloy.
Modern India
Nummus of Constantine I
Small late Roman bronze nummus (follis) of Constantine I the Great (306-337 CE), identified by his right-facing imperial portrait on the obverse.
Ancient
Two Cent Piece
America's only two-cent coin, struck in bronze from 1864 to 1873, and the first U.S. coin to carry the motto "IN GOD WE TRUST."
Two Cent
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