Coin Encyclopedia
Search and identify coins from around the world — with country, denomination, metal, mint, history, and how to tell them apart.
Saudi Arabian Silver Riyal
A large, portrait-free silver coin of King Abdul Aziz ibn Saud, covered in Arabic legends and a state seal — a cornerstone of early Saudi coinage.
World10 Pahlavi Gold Coin
A large gold coin of Imperial Iran valued at ten Pahlavi, showing Mohammad Reza Shah on the obverse and the crowned Lion and Sun on the reverse.
Persia / IranGeorge IV One Eighth Spanish Dollar
Small 1822 British colonial silver coin from the George IV "Anchor Money," a fraction of the Spanish dollar used in the West Indies and Mauritius.
ColonialBraided Hair Half Cent
The final U.S. half cent design, a small copper coin showing Liberty with braided hair and a coronet, paired with a wreath reverse, struck 1840–1857.
Half CentMacao Silver Coin (1974)
A 1974 Macau silver coin marking the Macau-Taipa Bridge: a spanning bridge with a Chinese junk below, ringed by REPUBLICA PORTUGUESA and PONTE MACAU-TAIPA.
CirculationNew Zealand Halfpenny
New Zealand's small bronze halfpenny, struck from 1940, with a royal portrait obverse and a Maori hei-tiki reverse. The coin shown is a 1940 George VI issue.
New ZealandGold Tetradrachm of Ptolemy II and Arsinoe II
Ptolemaic gold of Egypt, c. 260-240 BC, with paired busts of Ptolemy II and Arsinoe II on one side and Ptolemy I and Berenike I on the other.
AncientGeorge IV One Quarter Spanish Dollar
An 1822 British colonial silver coin valued at one quarter of a Spanish dollar, part of the George IV "Anchor Money" issued for colonies in the Americas.
ColonialSomalia Silver Leopard
One-ounce fine-silver bullion coin from Somalia's African Wildlife series, showing a prowling leopard on the obverse; this example is dated 2022.
BullionRoman As/Dupondius (Uncertain)
An uncertain Roman bronze As or Dupondius: a double-faced Janus head on one side and a ship (galley/prow) with ROMA below on the other.
AncientU.S. Gold Five Dollar (Half Eagle)
Modern U.S. $5 gold coin: Saint-Gaudens striding Liberty with torch on the obverse and a soaring eagle reverse; this piece is dated 1987.
UsHalf Escudo (800 Reis) of Joao V
A small Portuguese gold coin of King Joao V, valued at half an escudo (800 reis), with his laureate bust and a crowned Portuguese shield.
ColonialJapanese 20 Yen
Early Meiji-era Japanese gold coin showing a dragon among clouds on one side and a floral design with the 20 yen denomination on the other.
World CoinsIndonesia 200 Rupiah
A lightweight aluminium Indonesian 200-rupiah coin: the Garuda Pancasila emblem on one side and a perched Bali Starling (Jalak Bali) with the value 200 on the other.
Southeast AsiaHong Kong 10 Cents
A small silver 10-cent coin of British Hong Kong showing the crowned profile of King Edward VII, with 'HONG-KONG TEN CENTS' and Chinese characters on the reverse.
Circulation2 Koruny
A circulating Czech Republic coin introduced in 1993, known by its eleven-sided shape, the Czech heraldic lion, and a Great Moravian jewel motif beside 2 Kč.
ModernJunk Dollar
China's Republic-era silver dollar with Sun Yat-sen facing left and a Chinese junk under sail on the reverse; the pictured coin is Year 23 (1934).
CirculationAntoninianus of Claudius II
A billon antoninianus of the Roman emperor Claudius II Gothicus (268–270 AD), showing his radiate bust on one side and a standing deity on the other.
AncientErstein Notgeld 5 Pfennigs
A World War I emergency small-change coin issued by the town of Erstein in 1917, with the civic coat of arms on one side and a large 5 on the other.
Token/notgeldMinnesota State Quarter
2005 U.S. 25-cent coin in the 50 State Quarters series, showing Minnesota's outline, a common loon, anglers in a boat, and pines above 1858.
QuarterMacao 100 Patacas Return to China Commemorative
A 1999 Macao 100 patacas commemorative marking the return to China: a Portuguese ship with a gold center on one side, the Macao coat of arms on the other.
CommemorativeStanding Liberty Quarter Centennial Gold
A 2016 U.S. quarter-dollar struck in 1/4 oz of .9999 fine gold, reviving Hermon MacNeil's Standing Liberty design for its 100th anniversary.
Quarter500 Yen Japanese Immigration Commemorative
A 2008 Japanese 500 yen commemorative marking 100 years of Japanese immigration to Brazil, with two figures on one side and a ship on the other.
CommemorativeNajd Silver Coin
Silver trade coin catalogued to Najd, central Arabia, bearing a left-facing Victoria Queen bust and an 1862 date in the British India rupee style.
Arabia