Coin Encyclopedia
Search and identify coins from around the world — with country, denomination, metal, mint, history, and how to tell them apart.

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
Sesquicentennial of American Independence Quarter Eagle
A $2.50 gold commemorative issued for the 150th anniversary of American independence, showing a standing Liberty with the Declaration of Independence and Independence Hall.
Commemorative
2011 Gettysburg America the Beautiful Quarter
An America the Beautiful Quarters release honoring Gettysburg National Military Park in Pennsylvania, site of the pivotal 1863 Civil War battle.
United States
Royal Canadian Mint Colored Poppy Quarter (2004)
Canada's 2004 poppy quarter is widely credited as the world's first coin with a colored design produced for general circulation, honoring Canadian war remembrance with a red poppy at its center.
Commemorative
2021 Tuskegee Airmen America the Beautiful Quarter
A 2021 America the Beautiful Quarter honoring the Tuskegee Airmen, the pioneering African American military pilots of World War II, at their Alabama training site.
United States
2005 Minnesota State Quarter Extra Tree (Doubled Die)
A doubled-die variety of the 2005 Minnesota state quarter that produces the illusion of an extra tree trunk among the treeline in the design, popular with modern variety collectors.
Errors & Varieties
Brasher Doubloon
A famous privately struck gold coin made in 1787 by New York goldsmith Ephraim Brasher, a neighbor of George Washington, and one of the most valuable and celebrated coins in American numismatics.
United States
1900 Lafayette Dollar
The first United States commemorative silver dollar, struck in 1900 to help fund a statue of the Marquis de Lafayette presented to France at the Paris Exposition.
Commemorative
Spade Guinea
A George III gold guinea nicknamed for its spade-shaped shield reverse, one of the last widely circulated guinea types before the denomination was phased out in the early 1800s.
British
New Zealand Penny (KGVI)
New Zealand bronze penny struck under King George VI, notable for its reverse featuring the native tuatara reptile, part of the country's distinctive 1933-launched coin series.
Africa & Oceania
Gold Sovereign
Iconic British gold pound coin, revived in 1817 with Benedict Pistrucci's celebrated St George and the Dragon design, struck for centuries in London and branch mints worldwide.
British
Cartwheel Twopence (1797)
An enormous two-ounce copper twopence struck in 1797, the largest coin ever produced for circulation in Britain, made famous for its heavy raised cartwheel-style rim.
British
Cartwheel Penny (1797)
A massive, one-ounce copper penny struck in 1797 by Matthew Boulton's Soho Mint, nicknamed the Cartwheel Penny for its thick raised rim resembling a cart's wheel and axle.
British
1870 Victoria Twenty-Five Cents
The first twenty-five-cent coin struck for the newly formed Dominion of Canada, issued in 1870 to replace the earlier, often-confused 1858 twenty-cent piece.
Canadian
Farthing
The smallest-value British bronze coin, worth a quarter of a penny, fondly remembered for its charming wren reverse design used from 1937 until its withdrawal.
British
Canadian 2010 Vancouver Olympics Coins
The Royal Canadian Mint produced an extensive multi-year coin program for the Vancouver 2010 Winter Olympics, including innovative colorized and lenticular circulating quarters alongside premium silver and gold collector coins.
Commemorative
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
Third Guinea
A small gold coin worth one-third of a guinea, or seven shillings, struck under George III in the years leading up to the introduction of the modern sovereign.
British
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
1936 Dot Cent
One of Canada's rarest coins: a 1936-dated cent quietly struck in 1937 with a tiny raised dot below the date after King Edward VIII's abdication delayed new George VI dies.
Canadian
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
1939 Royal Visit Silver Dollar (Parliament)
A commemorative Canadian silver dollar marking the 1939 royal tour of King George VI and Queen Elizabeth, with the Parliament Buildings depicted on the reverse.
Canadian
Gold Half Sovereign
Smaller companion to the gold sovereign, struck since 1817 at half the weight and value, sharing the same monarch portraits and often the same St George reverse design.
British