Coin Encyclopedia
Search and identify coins from around the world — with country, denomination, metal, mint, history, and how to tell them apart.
Ottoman Silver Coin
A silver coin of the Ottoman Empire bearing the sultan's tughra monogram amid floral ornament, with Arabic-script inscriptions on the reverse.
World
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
Pillar Dollar (Columnario)
Machine-struck Spanish colonial silver 8 reales showing two crowned globes between the Pillars of Hercules; a trusted world trade coin.
World Coins
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
Gold Dinar of Alp Arslan
A hand-struck Islamic gold coin of the Great Seljuk sultan Alp Arslan, covered in concentric Arabic inscriptions naming the ruler and caliph, AH 455–465.
Islamic
Gold Dinar of Malik Shah I
A hand-struck Seljuk gold dinar naming Malik Shah I (r. 1072–1092), covered in Arabic inscriptions with the ruler's titles and genealogy and an ornamental cartouche.
Islamic (Medieval)
Draped Bust Half Cent
An early U.S. copper half cent showing draped Liberty with flowing hair; the smallest denomination the Mint ever struck, made 1800–1808.
Half Cent
Cartwheel 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.
Milled
Nasidius Denarius
Roman Republican silver denarius struck for Sextus Pompey's admiral Q. Nasidius, showing Pompey the Great's head and a galley marked NASIDIVS.
Ancient
Denarius 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.
Ancient
Brutus 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.
Ancient
Caesar Elephant Denarius
Silver denarius of Julius Caesar (49–48 BC) showing an elephant trampling a serpent above CAESAR, paired with priestly pontifical emblems.
Ancient
Sixpence of Elizabeth I
A hammered silver sixpence of Elizabeth I, showing the crowned, ruff-collared queen in profile and the royal shield, most bearing a date beside a mint mark.
Hammered
Canadian Silver Maple Leaf
Canada's flagship 1 oz silver bullion coin, struck in .9999 fine silver by the Royal Canadian Mint with a single sugar-maple leaf design.
Bullion
Keicho Koban
A thin oval Japanese gold coin worth one ryo, its surface covered in fine parallel striations with stamped cartouches and Goto mint marks.
Historic
Dirham of Caliph al-Mansur
An Abbasid silver dirham dated AH 150 (767 CE), from the reign of Caliph al-Mansur, bearing purely Arabic religious inscriptions and a named mint.
Islamic (Medieval)
Gold Square Mohur of Jahangir
A square gold mohur of the Mughal emperor Jahangir, bearing Persian calligraphy, the Lahore mint, and regnal-year dating.
Mughal India
U.S. Constitution Bicentennial Silver Dollar
A 1987 U.S. Mint 90% silver commemorative dollar marking the 200th anniversary of the Constitution, with a quill-pen obverse.
Modern Commemorative
Gold Mohur of Aurangzeb
A hand-struck gold mohur of Mughal emperor Aurangzeb Alamgir, bearing Persian couplets and a mint name such as Multan.
Mughal India
Silver Rupee of Bharatpur State
Silver rupee of the Jat princely state of Bharatpur, struck at the Mahe Indrapur mint in the name of the Mughal emperor Akbar II.
Asian
Edward IV Half Groat
Hammered silver half groat (twopence) of Edward IV, with a crowned royal bust and a long-cross reverse, struck at English mints between 1461 and 1483.
Medieval Coins
Vienna Philharmonic (Gold)
Austria's flagship gold bullion coin, struck in 99.99% fine gold by the Austrian Mint and themed around the Vienna Philharmonic orchestra.
Bullion
Buyid Silver Dirham
Broad, thin silver dirham of the Buyid (Buwayhid) dynasty, struck in Kufic Arabic with religious legends and marginal mint-and-date text.
Medieval Islamic
Indian Silver Coin
A silver coin of British India bearing Persian/Urdu calligraphy and a mint mark, in the Mughal-derived inscriptional style of Company-era coinage.
British India