Coin Encyclopedia
Search and identify coins from around the world — with country, denomination, metal, mint, history, and how to tell them apart.
Liberty Head Quarter Eagle ($2.50)
A small 19th-century gold coin featuring Christian Gobrecht's Coronet Head design, minted across many branch facilities during America's gold rush era.
United States
Presidential Dollar - Thomas Jefferson
The third coin in the Presidential Dollar series, honoring Thomas Jefferson, sharing the same edge-lettering format and Statue of Liberty reverse as the earliest issues in the program.
United States
1918/7-S Standing Liberty Quarter Overdate
One of the most famous overdate varieties in U.S. coinage, where a leftover 1917 die was re-punched with an 1918 date, leaving remnants of the 7 visible beneath the 8.
Errors & Varieties
Presidential Dollar Series
A circulating dollar coin series honoring US presidents in order of service, featuring edge-lettered mottos and a shared Statue of Liberty reverse across every release.
United States
Hong Kong Dollar (1866–1868 Silver Dollar)
A short-lived silver dollar struck at Britain's ill-fated Hong Kong Mint, bearing Queen Victoria's portrait and intended to compete with Mexican and Chinese silver in Asian trade.
Asian
Sun Yat-sen Memorial Dollar (Junk Dollar)
A Republic of China silver dollar honoring founding father Sun Yat-sen, nicknamed the junk dollar for its reverse image of a traditional Chinese sailing ship, a widely collected 1930s Chinese coin.
Asian
Peru 1 Sol Silver 'Seated Liberty'
A classic Peruvian silver coin showing a seated female Liberty figure holding a shield and staff, struck intermittently over several decades at the Lima mint.
Latin American
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
1873-CC Seated Liberty Quarter (No Arrows)
One of the great rarities of the Seated Liberty quarter series, this tiny Carson City issue predates the mid-1873 arrows-at-date modification and survives in only a handful of known examples.
United States
1853 Seated Liberty Quarter (Arrows and Rays)
A popular one-year Seated Liberty type marked by arrows at the date and rays around the eagle, signaling a reduction in the coin's silver weight mandated by the Coinage Act of 1853.
United States
Kwangtung Province Dragon Dollar
One of the earliest Chinese machine-struck silver dollars, issued by Kwangtung Province and featuring a coiled dragon reverse that became the template for Chinese provincial dollar coinage.
Asian
1987 Loon Dollar (Aureate)
Canada's first modern circulating dollar coin, introduced in 1987 to replace the paper dollar bill and nicknamed "the Loonie" after the common loon depicted on its reverse.
Canadian
1971 British Columbia Dollar
A commemorative Canadian dollar marking the centennial of British Columbia joining Canadian Confederation in 1871, issued in both nickel circulation and silver collector versions.
Canadian
1936 Voyageur Silver Dollar
The first regular-issue (non-commemorative) Canadian silver dollar, continuing the Voyageur canoe design introduced the previous year for George V's Silver Jubilee.
Canadian
Presidential Dollar - Abraham Lincoln
A Presidential Dollar honoring Abraham Lincoln, released in 2010 during the bicentennial period of his birth, featuring his portrait and the series' distinctive incused edge lettering.
United States
Presidential Dollar - John Adams
The second coin in the U.S. Presidential Dollar series, honoring John Adams, also affected by a notable doubled and missing edge-lettering error alongside the Washington issue.
United States
1889-CC Morgan Dollar
A major key date among Carson City Morgan dollars, with a low mintage of roughly 350,000 coins, making it one of the toughest CC-mint issues to find.
United States
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
McKinley Memorial Gold Dollar
A small commemorative gold dollar honoring assassinated President William McKinley, sold to raise funds for a memorial building in his Ohio birthplace.
Commemorative
Three-Dollar Gold Piece
An unusual and short-lived gold denomination created partly to simplify buying sheets of three-cent postage stamps, now a favorite oddity among gold coin collectors.
United States
1878-CC Trade Dollar
A scarce Carson City-struck Trade Dollar from the series made for Asian commerce, prized for its low surviving population and famous CC mintmark.
United States
Straits Settlements Dollar
The official silver dollar of Britain's Straits Settlements colony, bearing the reigning monarch's portrait and trilingual denomination on the reverse.
Asian
Japanese Trade Dollar
A short-lived Meiji-era silver coin struck to the same weight and fineness as the Mexican and U.S. Trade Dollars so Japan could compete in East Asian commerce.
Asian