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

Crown
Large British coin traditionally worth five shillings, historically struck in silver and famed for elaborate designs, now issued mainly as a cupro-nickel commemorative.
British
Walking Liberty Half Dollar
Widely admired U.S. half dollar designed by Adolph A. Weinman, depicting Liberty striding toward the sun and a bold eagle on the reverse; its obverse design was later revived for the Silver Eagle.
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
Coat of Arms Fifty Cents (Elizabeth II)
Canada's modern fifty-cent piece, showing the Canadian coat of arms on the reverse since 1959 under successive obverse portraits of Queen Elizabeth II and, later, King Charles III.
Canadian
US Peace Dollar
Silver dollar issued starting in 1921 to commemorate peace after World War I, featuring a radiant Liberty head and an eagle resting on a mountain with an olive branch.
United States
Peace Silver Dollar
Silver dollar issued to commemorate peace after World War I, succeeding the Morgan dollar in 1921 with a striking Art Deco Liberty portrait and eagle-on-rock reverse.
United States
1934 Peace Dollar
A Depression-era Peace Dollar issue struck at three mints, with the low-mintage 1934-S standing out as a semi-key date prized by collectors.
United States
Five Guinea
The largest regularly issued gold denomination of the guinea coinage system, worth five guineas, struck from the reign of Charles II through George II for major transactions and presentation purposes.
British
Two Guinea (Double Guinea)
A substantial gold coin worth two guineas, struck intermittently from the reign of Charles II through George II as part of England and Great Britain's early guinea coinage system.
British
Quarter Guinea
A rarely issued small gold coin worth one-quarter of a guinea, struck only in 1718 under George I and again briefly in 1762 under George III.
British
1921 Fifty Cents (King of Canadian Coins)
Canada's most famous rarity, the 1921 fifty-cent piece survives in only a small number of known examples after most of its mintage was melted, earning it the nickname King of Canadian Coins.
Canadian
Victoria Fifty Cents (half dollar)
Canada's silver fifty-cent piece struck under Queen Victoria from 1870 to 1901, featuring her portrait and a heraldic shield-and-wreath reverse.
Canadian
Ottoman Gold 500 Kurus (Abdulhamid II)
A substantial gold coin struck under Sultan Abdulhamid II, equal to five Ottoman lira, bearing his tughra and used both for circulation and as a store of wealth.
World
Roosevelt Dime
Issued since 1946 in honor of Franklin D. Roosevelt, this dime is struck in 90% silver through 1964 and copper-nickel clad afterward, and remains in circulation today.
United States
Two Pound Gold (Double Sovereign)
A gold coin worth two pounds sterling and roughly twice the weight of a sovereign, struck mainly for jubilees, coronations, and modern proof or bullion sets rather than daily circulation.
British
US State Quarters Series
A landmark US Mint program issuing a new quarter reverse design for each of the 50 states in the order they joined the Union, sparking widespread collecting interest nationwide.
United States
Guinea
Historic British gold coin named for the West African region that supplied much of its gold, valued at 21 shillings for most of its history and predecessor to the modern sovereign.
British
1921 Peace Dollar (High Relief)
The debut issue of the Peace dollar, struck in dramatic high relief that proved difficult to mint, commemorating peace after World War I.
United States
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
Straits Settlements Silver Dollar
A large British colonial silver dollar struck for Singapore, Penang, and Malacca, created to give the Straits Settlements a standardized coin after decades of competing foreign trade dollars.
Asian
Florin (Two Shillings)
A British silver coin worth two shillings, notable for the controversial 1849 'Godless Florin' that omitted the customary religious motto, and for foreshadowing decimal coinage.
British
Five Pound Gold (Quintuple Sovereign)
The largest standard gold coin in the British sovereign family, worth five pounds and equal to five sovereigns, struck intermittently since 1820 for commemorative and collector purposes.
British
Spanish Colonial Cob (Macuquina)
Crude, irregularly shaped hand-struck coins produced at Spanish colonial mints in the Americas for over two centuries, forming the basis of the famous 'pieces of eight' that circulated worldwide.
Latin American
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