Coin Encyclopedia
Search and identify coins from around the world — with country, denomination, metal, mint, history, and how to tell them apart.
Antoninianus of Gordian III
Silver double-denarius of the young emperor Gordian III (238-244 AD), marked by his radiate crown and a standing deity on the reverse.
Ancient
Isle of Man Crown
A 1976 Isle of Man cupronickel crown marking the centenary of the Douglas horse trams, showing a horse-drawn tram beneath an archway on the reverse.
Commemorative
Walking Liberty Half Dollar Centennial Gold
A 2016-W gold collector coin marking the centennial of the 1916 Walking Liberty half dollar, struck in 1/2 oz of 24-karat gold at West Point.
Half Dollar
Macao Silver Coin (1974)
A 1974 Macau silver coin marking the Macau-Taipa Bridge: a spanning bridge with a Chinese junk below, ringed by REPUBLICA PORTUGUESA and PONTE MACAU-TAIPA.
Circulation
George IV One Sixteenth Spanish Dollar
A small George IV silver coin of the "Anchor Money" series, worth one-sixteenth of a Spanish dollar and marked with an anchor and Roman numeral XVI.
Colonial
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
Pilgrim Tercentenary Half Dollar
A 1920-1921 U.S. silver commemorative half dollar marking 300 years since the Pilgrims' landing, with a Pilgrim figure and the Mayflower.
Classic Commemorative
Iowa Centennial Half Dollar
A 1946 U.S. silver half dollar marking a century of Iowa statehood, showing the Old Stone Capitol at Iowa City and the state eagle with the Iowa motto.
Classic Commemorative
Classic Head Quarter Eagle
U.S. $2.50 gold coin struck 1834–1839, with a band-bound Liberty head obverse and a shield-breasted eagle reverse marked "2½ D."
Quarter Eagle
Seated Liberty Dime with Arrows
A silver Seated Liberty dime with small arrows flanking the date, marking the 1853 weight reduction; struck 1853–1855, with the pictured coin dated 1853.
Dime
Macao 100 Patacas Return to China Commemorative
A 1999 Macao 100 patacas commemorative marking the return to China: a Portuguese ship with a gold center on one side, the Macao coat of arms on the other.
Commemorative
Gold Dinar of al-Hafiz li-Din Allah
A hand-struck Fatimid gold dinar of the caliph al-Hafiz li-Din Allah, carrying only Arabic calligraphy in concentric ring borders and dated AH 544.
Islamic (Medieval)
Pennsylvania State Quarter
1999 U.S. 25-cent piece, second in the 50 State Quarters series, showing the Commonwealth statue, state outline, and a keystone for Pennsylvania.
Quarter
Antoninianus of Gallienus
Billon double-denarius of the emperor Gallienus, marked by a radiate crown; this piece shows a radiate male head and a standing deity on the reverse.
Ancient Coins
Liberty Head Quarter Eagle
U.S. $2.50 gold coin struck 1840–1907, with a coronet-crowned Liberty head obverse and a shield-breasted eagle reverse marked "2½ D."
Quarter Eagle
Hawaiian 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 Commemorative
Connecticut Tercentennial Half Dollar
A 1935 U.S. silver half dollar marking 300 years of Connecticut, with a standing eagle on the obverse and the storied Charter Oak on the reverse.
Classic Commemorative
Disarmament Commemorative Ruble
A 1988 Soviet copper-nickel commemorative ruble marking the US-Soviet treaty that scrapped intermediate- and shorter-range nuclear missiles.
World Coins
Egyptian 1 Pound
An Egyptian cupro-nickel 1 Pound commemorative marking World Food Day 1981, its reverse showing standing figures with wheat sheaves.
World
Guangxu Yuanbao 7 Mace 2 Candareens
A silver Chinese dragon dollar of the Guangxu era, marked Guangxu Yuanbao and valued at 7 Mace 2 Candareens, with a coiled dragon on one face and Chinese legends on the other.
Circulation
Antoninianus
Roman imperial coin of the crisis era, marked by a radiate (spiked) crown on the emperor's head; struck in debased silver-and-copper billon, c. 250-270 AD.
Ancient Coins
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
Quincunx of Luceria
A cast bronze quincunx of Luceria in Apulia (3rd century BC), showing a female head and a five-point floral or star device marking five unciae.
Ancient
Manlius Vulso Æ Sextans
Small Roman Republican bronze sextans signed by the moneyer Manlius Vulso, with a capped male head and the classic prow reverse marked ROMA.
Ancient