Coin Encyclopedia
Search and identify coins from around the world — with country, denomination, metal, mint, history, and how to tell them apart.
Qian Feng Quan Bao
A round bronze Tang cash coin with a square center hole, cast under Emperor Gaozong in the short-lived Qianfeng era and worth ten ordinary cash.
Cash CoinDaoguang Tongbao
A round Chinese bronze cash coin with a square center hole, cast under the Qing emperor Daoguang; this example bears the Bao Quan mint mark.
Cash CoinStyca of Eanred
Small base-metal coin of King Eanred of Northumbria, with a cross and legend on one face and a central symbolic motif on the other.
Medieval CoinsBan Liang
A round bronze cash coin with a square central hole and two seal-script characters reading Ban Liang, from early imperial China.
AncientAntoninianus
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 CoinsAntoninianus of Numerian
Late Roman radiate coin of the short-lived emperor Numerian (283-284 AD), showing his spiked crown and a Victory or standing deity on the reverse.
Ancient10 Markka
Finland's largest circulating markka coin: a bimetallic 10 markkaa with a capercaillie bird on the obverse, struck 1993–2001 until the euro.
WorldArtuqid Bronze Dirham
A 12th-century bronze coin of the Artuqid Turkmen dynasty, struck with Arabic inscriptions inside ornamental borders across eastern Anatolia.
Medieval IslamicIndian Paisa
A hand-struck copper paisa from early 19th-century India, its legends worn smooth by age and circulation. A humble base-metal coin of everyday commerce.
Princely & Presidency StatesQianlong Tongbao (An Nam)
A bronze round cash coin with a square center hole bearing the four characters Qianlong Tongbao, cast in An Nam (Vietnam) in the imitative Chinese style.
Cash CoinJoachimsthaler (Thaler)
A large early-16th-century Bohemian silver thaler from Joachimsthal, dated 1525; the coin whose name gave rise to the words 'thaler' and 'dollar'.
Early ModernStyca of Aethelred
Small base-metal coin of the Anglo-Saxon kingdom of Northumbria, naming King Aethelred, with a central device and legend on one face and a cross on the other.
Medieval CoinsMaria Theresa Thaler
A large silver Austrian trade coin bearing the bust of Empress Maria Theresa, famously frozen at the date 1780 and restruck for centuries.
WorldFollis of Diocletian
A large silver-washed bronze coin of the Tetrarchy, introduced by Diocletian's currency reform around AD 294 with a stern laureate portrait.
Ancient1 Markka
Finland's bimetallic one-markka coin (1993–2001), with a crowned heraldic lion on one face and a large numeral 1 on the other.
WorldAntoninianus 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.
AncientAntoninianus of Valerian II
Roman radiate coin of Valerian II, the young Caesar (c. 253-260 AD), showing his spiked crown and a standing figure on the reverse.
AncientTurban Head Half Eagle
First U.S. gold $5 coin, 1795: Liberty in a soft cap facing right, with a heraldic shield-breasted eagle reverse struck in 22-karat gold.
Half EagleTibetan Tangka
A silver tangka, the standard coin of old Tibet, its faces filled with Tibetan script and Buddhist ornamental motifs, struck from the late 18th into the 19th century.
HimalayanFatimid Dinar of Imam Nizar
An 11th-century Fatimid gold dinar with concentric circular Kufic inscriptions naming the ruler and Shi'a invocations, a hallmark of Fatimid coinage.
Islamic (Medieval)Aksu Mint 10 Cash
A struck copper 10 cash coin from the Aksu mint in Xinjiang, with Chinese characters and a denomination mark in a circular layout, without a central hole.
Cash CoinFollis of Maximian
A large silvered-bronze follis of the emperor Maximian, introduced with Diocletian's coin reform of the Tetrarchy around AD 294.
AncientAntoninianus of Caracalla
The antoninianus introduced by Caracalla around AD 215, a radiate-crowned double denarius in debased silver that reshaped Roman coinage.
AncientMacao 1 Pataca
A silver-colored 1 Pataca circulation coin of Macao dated 2007, showing Chinese characters and denomination on one face and a lighthouse-and-harbor scene on the other.
Circulation