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

1918/7-D Buffalo Nickel Overdate
A famous overdate error on the Buffalo Nickel where a leftover 1917 working die was hand-repunched with an 1918 date, leaving traces of the underlying 7 visible beneath the 8.
Errors & Varieties
1938-D Buffalo Nickel
The final year of the Buffalo Nickel series, the 1938-D was widely saved by the public at the time and remains a popular, affordable last-year issue for collectors.
United States
2010 Yellowstone America the Beautiful Quarter
The second release in the America the Beautiful Quarters series, depicting the iconic Old Faithful geyser erupting in Yellowstone National Park, Wyoming.
United States
2004 Texas State Quarter
A 2004 entry in the 50 State Quarters Program depicting an outline of Texas with a lone star, honoring the state's independent history as the Lone Star State.
United States
1999 New Jersey State Quarter
One of the original five 1999 State Quarters, honoring New Jersey with a rendition of Washington Crossing the Delaware, launching the wildly popular 50 State Quarters Program.
United States
1999 Pennsylvania State Quarter
The second release in the U.S. Mint's 50 State Quarters Program, honoring Pennsylvania with a design featuring the state's outline, a keystone, and the Commonwealth statue.
Commemorative
1999 Delaware State Quarter
The debut coin of the U.S. Mint's 50 State Quarters Program, honoring Delaware as the first state to ratify the Constitution, featuring Caesar Rodney's historic ride.
Commemorative
1838 Seated Liberty Quarter (No Drapery)
The first-year Seated Liberty quarter, the 1838 No Drapery issue introduced Christian Gobrecht's new design before a drapery fold was added at Liberty's elbow in 1840.
United States
1921 Standing Liberty Quarter
A low-mintage key date of the Standing Liberty quarter series struck only at Philadelphia, valued for its scarcity across all grades.
United States
1917 Type 1 Standing Liberty Quarter
The original 1916-1917 Standing Liberty quarter design showing Liberty with an exposed right breast, before the design was modified later in 1917 for modesty.
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
1913-S Barber Quarter
A famous low-mintage key date near the end of the Barber quarter series, prized by collectors despite its worn survivors due to its very small original production.
United States
1896-S Barber Quarter
One of the three classic key dates of the Barber quarter series, valued for its low original mintage and the difficulty of finding problem-free survivors.
United States
1970 No S Proof Roosevelt Dime
A proof Roosevelt dime struck without its 'S' mintmark, one of a series of similar San Francisco die errors found across several years in the late 1960s and 1970s.
Errors & Varieties
1804 Draped Bust Dime
A scarce early dime featuring the Draped Bust obverse and Heraldic Eagle reverse, struck in very limited numbers and prized as a key date of the series.
United States
1796 Draped Bust Half Dime
An early, low-mintage silver half dime from the first U.S. Mint, featuring Robert Scot's Draped Bust obverse and a small eagle reverse.
United States
1880 Shield Nickel
A major key date of the Shield Nickel series with an extremely low business-strike mintage, making genuine circulated examples much scarcer than the coin's proofs.
United States
1883 With Cents Liberty Head Nickel
The corrected version of the 1883 Liberty Head Nickel with CENTS added below the wreath, issued later the same year to stop widespread gold-plating fraud tied to the earlier No Cents design.
United States
1885 Liberty Head V Nickel
The key date of the Liberty Head V Nickel series, struck in one of the lowest mintages of the run and highly sought after to complete a date set.
United States
War Nickel (Silver 1942-1945 Jefferson Nickel)
A special wartime Jefferson Nickel alloy struck without nickel metal to conserve it for military use, identifiable by a large mintmark placed above Monticello's dome.
United States
1955 Jefferson Nickel Poor Man's Doubled Die
A minor doubled-die variety on the 1955 Jefferson Nickel's date, nicknamed the 'Poor Man's Doubled Die' as a more affordable alternative to the famous 1955 doubled-die Lincoln Cent.
Errors & Varieties
Barber Dime
A late-19th and early-20th century silver dime designed by Charles E. Barber, featuring a classical Liberty head, part of a matching set with the Barber quarter and half dollar.
United States
American Gold Eagle
The official U.S. gold bullion coin series since 1986, pairing Augustus Saint-Gaudens' famous Liberty design with a family-of-eagles reverse, issued in four sizes.
Bullion
1909-S VDB Lincoln Cent
The most famous key date in the Lincoln cent series, struck only briefly at the San Francisco Mint with designer Victor D. Brenner's initials on the reverse.
United States