If you think the old coins you have are just small pieces of metal, you might be surprised! Some rare US coins have sold for millions of dollars, and one of them is the 1975 “No S” Roosevelt Dime, which sold for $1.5 million. In the world of coins, some rare minting errors and special edition coins can fetch such high prices that they are a dream for any collector.
In this article, we will tell you which 6 coins have proven to be exceptionally valuable and how you can identify them. If you have any of these coins, you might be lucky too!
$1.5 million 1975 “No S” Roosevelt Dime

What is special about this coin?
Proof Dimes issued from the San Francisco Mint in 1975 should usually have the ‘S’ mint mark. But by mistake some coins were issued without this mark. These coins are extremely rare, and only a few have ever been discovered.
How to identify?
- Design: The coin features a portrait of Franklin D. Roosevelt on the obverse and a torch, olive branch, and oak branch on the reverse.
- No ‘S’ mint mark: If it’s a 1975 Proof coin and doesn’t have an ‘S’ on it, it may be extremely rare.
- Current value: In 2023, a Proof 68 grade specimen was auctioned for $1.5 million.
1913 Liberty Head Nickel – $4.5 million

Why is this coin so valuable?
The U.S. Mint did not officially mint any Liberty Head nickels in 1913, yet 5 coins mysteriously came into existence. These coins are one of the rarest and most valuable coins ever minted.
How to identify?
- Design: Portrait of Liberty on the front of the coin and a Roman numeral “V” (which represents 5) on the back.
- Only 5 Known Coins: If you have a 1913 Liberty Head nickel, it could sell for millions!
- Current Value: One coin sold for $4.5 million at auction in 2018.
1894-S Barber Dime – $2 Million

What makes it special?
The San Francisco Mint minted only 24 Barber dimes in 1894. Only 9 of these are known to exist. The rarity of this coin makes it exceptionally valuable.
How to Identify?
- Design: Barber-style portrait of Liberty and the lettering “One Dime” on the back surrounded by laurel wreaths.
- Current Value: One coin sold for $2 million in 2016.
1804 Silver Dollar – $7.68 million

Was this coin really minted in 1804?
Although the coin bears the inscription “1804,” it was actually minted in the 1830s specifically as a diplomatic gift. For this reason, it has become a historic and collectible coin.
How to identify?
- Design: Lady Liberty on the obverse of the coin and an American eagle on the reverse.
- Rarity: Only 15 known coins.
- Current value: A coin was auctioned for $7.68 million in 2021.
1943 Copper Penny – $1.7 million

Unique coin accidentally minted during World War II
During World War II in 1943, the US Mint used zinc-coated steel instead of copper to save copper. But by mistake some coins were minted in copper, which are now extremely rare.
How to identify?
- Design: Lincoln Penny design but made in copper.
- Current value: One coin sold for $1.7 million in 2010.
2000 “D” Sacagawea Dollar coin – $5,000 – $7,500

What makes it special?
In 2000, some Sacajewea Dollars were mistakenly printed together with the 1979 Susan B. Anthony Dollar. This mistake made them rare for collectors.
How to identify?
- Design: The Sacajewea Dollar design features a young Native American woman, but some coins also feature the 1979 SBA Dollar design.
- Value: These coins can sell for between $5,000 and $7,500 but can fetch higher prices in rare circumstances.
Conclusion – Do you have a hidden treasure?
Rare coins are not only pieces of history, but they can also be a valuable investment. If you have old U.S. coins, it’s likely that one of them is rare and valuable. Coins like the 1975 “No S” Roosevelt dime, the 1913 Liberty Head nickel, and the 1894-S Barber dime are priceless to collectors.
If you suspect you have a rare coin, have it examined by a professional appraiser. That simple coin in your pocket could be a treasure worth millions of dollars!
FAQs
Q. Why is the 1975 “No S” Roosevelt Dime valuable?
A. It’s a rare minting error where proof dimes were mistakenly struck without the ‘S’ mint mark, making them highly collectible.
Q. How much is a 1975 “No S” Roosevelt Dime worth?
A. A high-grade specimen has sold for $1.5 million, but values vary based on condition and demand.
Q. What makes a coin valuable to collectors?
A. Rarity, historical significance, minting errors, and overall condition play key roles in determining a coin’s value.
Q. How can I check if my coin is valuable?
A. Look for mint marks, errors, and consult professional grading services like PCGS or NGC for authentication.
Q. Where can I sell a rare coin?
A. Rare coins can be sold at auctions, through coin dealers, or on platforms like Heritage Auctions and Stack’s Bowers.
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