Coin Encyclopedia
Search and identify coins from around the world — with country, denomination, metal, mint, history, and how to tell them apart.
Double Sovereign
A British gold coin worth two pounds, twice the value of the standard sovereign, struck intermittently since the nineteenth century for commemorative and bullion purposes.
British
Britannia (Silver Bullion)
The Royal Mint's modern one-ounce silver bullion coin, featuring the classical figure of Britannia, popular with investors and design collectors worldwide.
Bullion
British Britannia
The United Kingdom's official gold and silver bullion coin, featuring the classical helmeted figure of Britannia, issued by the Royal Mint since 1987.
Bullion
1971 Doubled Die Obverse Lincoln Cent
A doubled die obverse Lincoln cent from 1971 showing clear doubling in the date and lettering, one of several notable doubled die varieties struck during the early 1970s.
Errors & Varieties
1942 Doubled Die Obverse Lincoln Cent
A doubled die obverse variety of the 1942 Lincoln cent showing visible doubling in the date and motto, caused by a misaligned hubbing impression during die preparation.
Errors & Varieties
1936 Doubled Die Obverse Lincoln Cent
A collectible doubled die variety on the 1936 Lincoln wheat cent, known in a stronger, scarcer form and a weaker, more common form, both showing doubling in the obverse lettering.
Errors & Varieties
1873-CC Seated Liberty Dime (No Arrows)
An extraordinarily rare Carson City dime struck without the arrows-at-date design used later in 1873, famously known by a single surviving example.
United States
1917 Type 2 Standing Liberty Quarter
The revised Standing Liberty quarter design introduced later in 1917, adding chain mail over Liberty's chest and extra stars on the reverse, used through the end of the series in 1930.
United States
Chinese Knife Money (Ming Dao)
An ancient Chinese bronze currency cast in the shape of a knife, bearing a character often read as "Ming" on its blade, used mainly by the northern state of Yan before round coinage prevailed.
Asian
Lydian Lion Trite (Electrum)
An early electrum coin from the Kingdom of Lydia bearing a roaring lion's head, among the very earliest coins struck anywhere in the world.
Ancient
Chervonets (Soviet Gold)
A Soviet gold coin depicting a peasant sower, originally struck in 1923 to stabilize the new Soviet currency and later restruck for decades as a bullion and trade coin.
European
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
1983 Doubled Die Reverse Lincoln Cent
A notable doubled die variety showing bold doubling on the reverse lettering of the Lincoln Memorial cent, particularly visible on ONE CENT, from the first full year of the copper-plated zinc cent.
Errors & Varieties
1938-D/S Buffalo Nickel Overmintmark
The famous final-year Buffalo nickel variety showing a D mintmark punched over a leftover S, created when Denver reused a die originally prepared for San Francisco.
Errors & Varieties
1967 Centennial Silver Dollar (Goose)
A one-year commemorative Canadian silver dollar struck for the 1967 Centennial of Confederation, its reverse depicting a Canada goose in flight, designed by Alex Colville.
Canadian
1976 Bicentennial Eisenhower Dollar
A dual-dated 1776-1976 Eisenhower dollar with a special reverse showing the Liberty Bell superimposed on the moon, issued for the U.S. Bicentennial.
United States
1842-O Small Date Seated Liberty Quarter
A famous condition and date rarity of the Seated Liberty series, struck at New Orleans from leftover small-date dies originally prepared for Philadelphia proof coinage.
United States
1969-S Doubled Die Obverse Lincoln Cent
A famous and dramatic doubled die obverse Lincoln cent from the San Francisco Mint, showing strong, easily visible doubling and ranking among the most valuable Lincoln cent doubled die varieties.
Errors & Varieties
1960 Large Date over Small Date Lincoln Cent
A date-size variety of the 1960 Lincoln cent in which large and small date logotypes were both used during the year, with some pieces showing evidence of one date style impressed over the other.
Errors & Varieties
Philippine 50 Centavos (Commonwealth, 1936)
A special 1936 silver 50-centavo coin marking the establishment of the Commonwealth of the Philippines, issued in two paired-portrait varieties honoring Quezon alongside Murphy or Roosevelt.
Asian
French Indochina Sarraut Piastre (1931)
A reduced-weight silver piastre introduced in 1931 for French Indochina after rising world silver prices made the older, larger trade piastre worth more in bullion than in face value.
Asian
1976 Bicentennial Kennedy Half Dollar
A special dual-dated 1776-1976 Kennedy half dollar with a redesigned Independence Hall reverse, struck to commemorate the United States Bicentennial.
United States
1955 Poor Man's Doubled Die Lincoln Cent
A more common, lower-value doubled die variety on the 1955 Lincoln cent, nicknamed the 'poor man's' version because it offers a similar doubled-image look to the famous 1955 Doubled Die Obverse at a fraction of the price.
Errors & Varieties
1937 Doubled Die Obverse Buffalo Nickel
A doubled die variety of the 1937 Buffalo nickel showing visible doubling in the obverse date and lettering, collected alongside other notable varieties from the final years of the Buffalo nickel series.
Errors & Varieties