Coin Encyclopedia
Search and identify coins from around the world — with country, denomination, metal, mint, history, and how to tell them apart.
Antoninianus of Trebonianus Gallus
A radiate-crowned billon antoninianus of the emperor Trebonianus Gallus, struck AD 251-253 with a standing deity or personification on the reverse.
AncientVespasian 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.
AncientSestertius 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.
AncientNummus of Maximianus
A late-Roman bronze nummus (follis) of the emperor Maximianus, with his right-facing laureate portrait and a standing deity on the reverse.
AncientNasidius Denarius
Roman Republican silver denarius struck for Sextus Pompey's admiral Q. Nasidius, showing Pompey the Great's head and a galley marked NASIDIVS.
AncientNummus 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.
AncientDenarius of Cassius Longinus
Silver denarius struck in 42 BC by Gaius Cassius Longinus, one of Caesar's assassins, to pay his legions before the Battle of Philippi.
AncientBrutus Aureus
The gold aureus of Marcus Junius Brutus, struck 42 BC, whose reverse celebrates Caesar's assassination with EID MAR, a cap of liberty, and two daggers.
AncientAntoninianus of Claudius II
A billon antoninianus of the Roman emperor Claudius II Gothicus (268–270 AD), showing his radiate bust on one side and a standing deity on the other.
AncientAntoninianus of Aurelian
Late Roman billon coin of Emperor Aurelian, showing his radiate-crowned bust and a standing deity or personification on the reverse.
Ancient CoinsHawaiian Sesquicentennial Half Dollar
A scarce 1928 U.S. silver commemorative half dollar marking 150 years since Captain James Cook's arrival in the Hawaiian Islands.
Classic CommemorativeAustralian Crown
Australia's only crown (five-shilling) coin, a large sterling-silver piece struck in 1937 and 1938 with a George VI portrait and a crown reverse.
AustralianCeylon 5 Rupees Buddhism Anniversary
Ceylon's 1957 silver five rupees marking 2,500 years of Buddhism, with an ornate 2500 device amid mythological creatures and a scrolled RUPEES reverse.
South AsiaBrunei Silver Jubilee Commemorative
A bronze Brunei commemorative marking the 1949 Silver Jubilee of Sultan Ahmad Tajuddin, dated SEPT 1924 to SEPT 1949 with his right-facing portrait.
Southeast AsiaCeylon 5 Rupees
A 1957 Ceylon silver 5 Rupees marking 2500 years of Buddhism, with a large 2500 on one side and RUPEES CEYLON with the 1957 date on the other.
CommemorativeLower Canada Bank Penny Token
Copper 1837 penny token of Lower Canada with a standing habitant and PROVINCE DU BAS CANADA obverse and a crowned heraldic-arms reverse.
Canadian & ProvincialCapped Bust Quarter Eagle
A one-year U.S. gold $2.50 piece struck only in 1808, with John Reich's capped Liberty obverse and a heraldic eagle reverse. A classic rarity.
Quarter EagleAmerican Arts Commemorative Series Gold Medallion
A U.S. Treasury gold bullion medallion series (1980–1984) honoring American artists; the photographed 1981 one-ounce piece features author Mark Twain.
Bullion MedallionCartwheel Penny
The heavy 1797 copper penny of George III, with a broad raised rim and sunken lettering, struck by steam power at Matthew Boulton's Soho Mint.
MilledSpirit of ANZAC Commemorative 50 Cents
A 2015 Australian silver-finish 50-cent commemorative marking the centenary of ANZAC, with soldier imagery and 1915-2015 dating.
CommemorativesPaquet Double Eagle
An 1861 U.S. $20 gold piece with the standard Liberty Head obverse paired with Anthony Paquet's rare tall-letter reverse variety.
Gold Type CoinMaundy One Penny
The smallest British Maundy silver coin, bearing a crowned Roman numeral I; this example was struck in 1687 under James II.
MaundyBonn Notgeld 50 Pfennig
A German emergency-money (Notgeld) 50 Pfennig of the city of Bonn, dated 1920, with the civic arms on the obverse and a Beethoven profile on the reverse.
Token/notgeldConstitutional Ecu
A French silver ecu of the constitutional-monarchy era showing King Louis XVI on the obverse and a standing armed Liberty figure on the reverse, dated 1792.
Revolutionary