Coins have always been a fascinating hobby for collectors, and some coins are often overlooked, even though they hold great value. These underrated coins might not be as famous as others, but they can surprise you with their rarity and potential worth. In this article, we will explore nine hidden gems that every coin collector should consider adding to their collection. Whether you are just starting out or a seasoned collector, these coins could be the next big thing in your collection!
1. 2009 Ultra High Relief Double Eagle Gold Coin

The 2009 Ultra High Relief Double Eagle Gold Coin is a beautiful and rare coin that was issued by the U.S. Mint in limited quantities.
- Why It’s Underrated: Though it has a high face value, its true rarity is often overlooked. This coin is made of pure gold and has a unique design that makes it highly desirable among collectors.
- Current Value: Depending on the condition, this coin can be worth upwards of $2,000.
2. 1999 Sacagawea Dollar
The 1999 Sacagawea Dollar is a coin that was introduced to celebrate Native American culture.
- Why It’s Underrated: While the coin itself isn’t particularly rare, it’s often forgotten because of its modern design. However, certain Sacagawea dollars were minted in limited numbers, making them a valuable find.
- Current Value: Certain rare versions can be worth between $300 and $500.
3. 1916 Mercury Dime
The 1916 Mercury Dime is a silver coin that features the image of the Roman god Mercury on one side.
- Why It’s Underrated: Although not the rarest coin in the Mercury Dime series, the 1916 version is highly collectible and often gets overlooked by casual collectors.
- Current Value: The 1916 Mercury Dime can be worth over $100 in good condition, and higher values for well-preserved coins.
4. 1970-S Small Date Lincoln Cent

The 1970-S Small Date Lincoln Cent is a coin that features a small date in the minting, which makes it unique.
- Why It’s Underrated: The minting error in this coin is not widely recognized, which is why many collectors overlook it. It’s a small change, but it can make a big difference in value.
- Current Value: This coin is worth around $500 to $1,000, depending on its condition.
5. 1942/1 Mercury Dime
The 1942/1 Mercury Dime features a minting error where the “1” in the year was overstruck on top of a “2.”
- Why It’s Underrated: This coin isn’t always recognized by collectors because the error is subtle. However, its rarity makes it highly desirable for those in the know.
- Current Value: A 1942/1 Mercury Dime can sell for up to $10,000 depending on its condition.
Coin | Why It’s a Hidden Gem | Estimated Value | Important Features |
---|---|---|---|
2009 Ultra High Relief Double Eagle Gold Coin | Rare, limited production, unique design with high relief. | Up to $2,000+ | Made of pure gold, stunning design, high relief. |
1999 Sacagawea Dollar | Often overlooked due to its modern design, but certain variations are highly rare. | $300 – $500 | Limited mintage, celebrates Native American heritage. |
1916 Mercury Dime | Highly collectible but often overshadowed by other dimes, especially in lower conditions. | Over $100 | Features Roman god Mercury, struck in silver. |
1970-S Small Date Lincoln Cent | Subtle minting error makes it unique and rare, but it’s often ignored by casual collectors. | $500 – $1,000 | Small date minting error, one of the rarer Lincoln pennies. |
1942/1 Mercury Dime | A minting error where the year “1” was overstruck on “2,” making it highly rare. | Up to $10,000 | Minting error, significant value for well-preserved coins. |
1995 Double Die Penny | A minting error that causes the letters to appear doubled. | $500 – $2,000 | Doubled lettering due to overstriking error, valuable for collectors. |
1964 Kennedy Half Dollar | Although widely known, it is sometimes undervalued despite its connection to President Kennedy. | $10 – $50 | Iconic design honoring JFK, good value if in excellent condition. |
1944 Steel Penny | A rare variation made of steel instead of copper due to wartime material shortages. | $100 – $500 | Only a few steel pennies were minted in 1944, making them highly collectible. |
2000 Sacagawea Dollar (Wide Rim) | Subtle variation in rim design that makes it rare but overlooked. | $500+ | Wide rim design, limited mintage, often unnoticed by casual collectors. |
6. 1995 Double Die Penny
The 1995 Double Die Penny has a minting error that causes the lettering on the coin to appear doubled.
- Why It’s Underrated: While some people may think it’s just a normal penny, the doubling of the letters makes it special. It’s an error coin that can often be found at a reasonable price.
- Current Value: Depending on its condition, it can be worth anywhere from $500 to $2,000.
7. 1964 Kennedy Half Dollar

The 1964 Kennedy Half Dollar was issued after President John F. Kennedy’s assassination and became an iconic coin.
- Why It’s Underrated: While it’s widely known, it is still sometimes undervalued due to its production in high numbers.
- Current Value: In excellent condition, it can fetch anywhere from $10 to $50, making it an affordable yet valuable coin to own.
8. 1944 Steel Penny
The 1944 Steel Penny is a rare variation of the penny that was meant to be made of copper, but some were mistakenly produced with steel.
- Why It’s Underrated: Due to its small production and similar appearance to a regular penny, it’s often overlooked. However, it’s a highly rare find and a must-have for collectors.
- Current Value: It can be worth around $100 to $500, depending on its condition.
9. 2000 Sacagawea Dollar (Wide Rim)
The 2000 Sacagawea Dollar with a wide rim is a specific variation that was minted in smaller quantities.
- Why It’s Underrated: The difference in the rim isn’t widely recognized, but this slight change makes it a valuable coin to collect.
- Current Value: This coin can be worth around $500 or more in good condition.
FAQs
What are hidden gem coins?
Hidden gem coins are rare and valuable coins that are often overlooked by many collectors. These coins may not be as famous as others, but they have unique characteristics, errors, or historical significance that make them highly valuable to collectors who know what to look for.
Why are some coins considered underrated?
Some coins are considered underrated because their value is not widely recognized. This can be due to a variety of reasons, like low production numbers, minting errors, or the fact that they don’t have the same level of attention as other famous coins. Many collectors don’t realize their true worth until they discover their rarity.
How can I identify hidden gem coins in my collection?
To identify hidden gem coins, look for coins that have minting errors, unique designs, or limited mintage. You can also check the coin’s year and rarity, as well as any special features like doubled letters or unusual textures. Consulting a coin guide or an expert can also help you spot these hidden gems.
What makes the 2009 Ultra High Relief Double Eagle Gold Coin valuable?
The 2009 Ultra High Relief Double Eagle Gold Coin is valuable because it was minted in limited quantities and features a unique design. Its gold content and the strikingly high relief design set it apart from other coins. Despite its modern minting, it’s often overlooked, making it a hidden gem.
How do I know if my coin is a hidden gem?
If you think you may have a hidden gem, research the coin’s history, mintage, and features. Look for any unusual characteristics, such as minting errors or limited releases. You can also get your coin appraised by a professional to determine its value and rarity.
Hidden gems in the world of coin collecting often go unnoticed, but they can offer great potential value for those who know what to look for. From the 2009 Ultra High Relief Double Eagle Gold Coin to the 2000 Sacagawea Dollar with a wide rim, these underrated coins can surprise you with their rarity and worth. If you’re looking to expand your collection and make a smart investment, these nine hidden gems are a great place to start. Remember to check the condition of the coins and, when in doubt, consult with an expert to get a more accurate idea of their value.