Rare Dimes and Bicentennial Quarters Worth $455M: Most people think of coins as everyday pocket change, but hidden among them are treasures worth millions. Rare dimes and Bicentennial quarters have become legendary in numismatics, with certain examples fetching astronomical prices. In 2026, collectors continue to hunt for these elusive coins, knowing that a simple dime or quarter could be worth far more than its face value. This guide explores fifteen coins that together represent hidden fortunes valued at over $455 million.
The 1894-S Barber Dime
The 1894-S Barber dime is one of the rarest coins in American history. Only twenty-four were minted, and fewer than ten are known to exist today. High-grade examples have sold for millions, making this dime a true treasure.
The 1916-D Mercury Dime
The first year of the Mercury dime series produced a rarity at the Denver Mint. With a low mintage, the 1916-D is highly sought after. Mint State examples can reach values in the tens of thousands.
The 1942/41 Overdate Mercury Dime
This error coin was created when dies from 1941 were mistakenly overdated with 1942. The result is a rare and valuable dime that collectors prize for its uniqueness.
The 1968 No-S Proof Roosevelt Dime
A small number of proof dimes were struck without the San Francisco mint mark in 1968. These coins are extremely rare and valuable, often selling for thousands.
The 1970 No-S Proof Roosevelt Dime
Similar to the 1968 error, the 1970 proof dime without a mint mark is a rarity that commands high prices among collectors.
The 1975 No-S Proof Roosevelt Dime
Another mint mark error, the 1975 proof dime without the “S” is one of the most famous modern rarities. Collectors pay thousands for these coins in pristine condition.
The 1982 No-P Roosevelt Dime
In 1982, some dimes were struck without the Philadelphia mint mark. These coins are rare and valuable, especially in high grades.
The 1976 Bicentennial Quarter in Silver
The Bicentennial quarter was issued to celebrate America’s 200th anniversary. Special silver-clad versions were produced for collectors, and high-grade examples remain valuable today.
The 1976 Bicentennial Quarter Error Varieties
Certain Bicentennial quarters feature striking errors, including doubled dies and off-center strikes. These coins are rare and can be worth hundreds or thousands depending on condition.
The 1932-D Washington Quarter
The Denver Mint produced a limited number of Washington quarters in 1932, making this coin one of the rarest in the series. Mint State examples are especially valuable.
The 1932-S Washington Quarter
The San Francisco Mint also struck a small number of quarters in 1932. Like the Denver issue, this coin is rare and highly sought after.
The 2004-D Wisconsin Extra Leaf Quarter
This modern rarity features an extra leaf on the corn stalk, with two varieties known as the high leaf and low leaf. Both versions are rare and valuable.
The 2005 Minnesota Extra Tree Quarter
This quarter features a doubled die error that adds an extra tree to the design. Collectors prize these coins for their rarity and unique appearance.
The 1999-P Delaware Spitting Horse Quarter
A die crack on the reverse of this quarter makes it appear as though the horse is spitting. This quirky error has become a collector favorite.
The 2000 Sacagawea Dollar Mule Error
Although not a quarter or dime, this coin deserves mention for its rarity. It was struck with a Sacagawea obverse and a state quarter reverse, creating one of the most famous modern errors.
Conclusion
Rare dimes and Bicentennial quarters prove that extraordinary value can be hidden in ordinary change. From legendary rarities like the 1894-S Barber dime to modern errors like the Wisconsin extra leaf quarter, these coins represent hidden fortunes worth over $455 million. For collectors, the thrill lies in discovering these treasures and preserving them for future generations. With patience, knowledge, and attention to detail, anyone can uncover coins that hold both historical significance and extraordinary value.