Coin Encyclopedia
Search and identify coins from around the world — with country, denomination, metal, mint, history, and how to tell them apart.
United Arab Emirates Dirham
Federal currency introduced in 1973 after the formation of the UAE, unifying the emirates' varied prior currencies into a single dirham divided into 100 fils.
Asian
1917 Doubled Die Obverse Lincoln Cent
One of the earliest known doubled die varieties in the Lincoln cent series, showing visible doubling in the date and lettering on an early 20th-century wheat cent.
Errors & Varieties
1878 Morgan Dollar (8 Tail Feathers)
The first-year Morgan dollar variety showing the eagle with eight tail feathers, quickly replaced mid-year by the standard seven-feather design.
United States
Half Farthing
A tiny copper coin worth one-eighth of a penny, struck mainly for use in colonial Ceylon during the reigns of George IV, William IV, and Victoria.
British
Grant Memorial Gold Dollar
A commemorative gold dollar marking the centennial of Ulysses S. Grant's birth, famous for a rare small-star variety on the obverse.
Commemorative
1873 Two-Cent Piece (Proof Only)
The final year of the two-cent piece, struck only in proof for collectors rather than for circulation, and split into Closed 3 and Open 3 date varieties.
United States
Colombia 8 Reales
Silver 8 reales struck first under Spanish colonial rule in New Granada and later, after independence, in the name of the new Colombian republic.
Latin American
Colombian 8 Reales (Nueva Granada)
The classic Spanish colonial "piece of eight" struck at the mints of Bogotá and Popayán, continuing in modified form after Colombian independence before decimal reform.
Latin American
Australian 50 Cent (round 1966 silver)
Australia's original round 50-cent coin from the 1966 decimal changeover, struck in 80% silver and withdrawn the same year once its bullion value exceeded face value.
Africa & Oceania
1878 7/8 Tail Feathers Morgan Dollar
A famous first-year Morgan dollar variety showing an eagle with 7 tail feathers struck over an earlier 8-feather design, resulting from a mid-year design revision by chief engraver George T. Morgan.
Errors & Varieties
Rwandan Silver African Wildlife
A modern bullion coin series issued under Rwandan sovereignty depicting various African animals, minted in Germany and produced in different subseries by animal theme.
Africa & Oceania
Byzantine Follis
The large bronze workhorse coin of everyday Byzantine commerce, reformed by Emperor Anastasius I in 498 AD with a prominent Greek numeral denoting its value of 40 nummi.
Ancient
1942/1-D Mercury Dime Overdate
The Denver counterpart to the famous 1942/1 overdate, this Mercury Dime shows a doubled date from reused 1941 die-making equipment and is scarcer than the Philadelphia version.
Errors & Varieties
1823/2 Capped Bust Quarter Overdate
One of the rarest die varieties in the entire United States quarter series, the 1823/2 overdate shows a 3 punched over a leftover 2, from an extremely limited production run.
Errors & Varieties
1794 Flowing Hair Dollar
The very first silver dollar struck by the United States Mint, produced in extremely limited numbers and ranking among the most valuable American coins in existence.
United States
Japanese Koban
A hand-hammered oval gold coin used in feudal Japan under the Tokugawa shogunate, valued at one ryo and stamped with ink calligraphy certifying its weight and fineness.
Asian
Dutch Lion Daalder (Leeuwendaalder)
A silver trade coin of the Dutch Republic showing an armored knight and a rampant lion, exported in vast quantities to the Levant, Russia, and the American colonies.
European
1970-S Small Date Lincoln Cent
A scarcer date-size variety of the 1970-S Lincoln cent featuring a smaller, lower-positioned 7 in the date compared to the more common large date variety struck the same year.
Errors & Varieties
1984 Doubled Ear Lincoln Cent
A popular doubled die variety showing distinct doubling on Lincoln's ear on the obverse portrait, one of the more visually distinctive and widely collected Lincoln cent varieties.
Errors & Varieties
Isle of Man Noble (Platinum)
The world's first modern platinum bullion coin, struck for the Isle of Man government by Pobjoy Mint, featuring a Viking longship reverse.
Bullion
Half Guinea
Smaller companion gold coin to the guinea, worth half its value, struck across the same reigns from Charles II through George III for mid-value transactions.
British
German 3 Mark Silver
A large silver coin of Imperial Germany, issued by the various constituent states with distinct rulers' portraits and commemorative designs.
European
Celtic Gold Stater of the Parisii
A gold stater struck by the Parisii, the Gallic tribe that gave its name to Paris, showing highly abstracted, stylized versions of Greek prototype designs.
Ancient
Half Groat
A small hammered silver coin worth half the value of the groat, or two pence, struck across three centuries of English coinage from the reign of Edward III through the Stuart era.
British