1965 Kennedy Half Dollar Error: This coin resulted from an error during production, where a die without a date was used. These half dollars are highly valued, with some pieces selling for thousands of dollars.
1970-S Proof Washington Quarter: This proof quarter was only minted in small quantities and is highly sought after by coin collectors. Due to its rarity, it can command high prices on the market.
1976 Bicentennial Quarter: This special quarter was issued in honor of the United States' 200th anniversary. It features a unique reverse design and has a relatively higher value among collectors.
1982 No-P Dime: In 1982, the Philadelphia Mint did not produce any dimes. However, a small number of dimes were discovered without the mintmark "P," making these coins rare and valuable to collectors.
1995-W Gold Eagle Proof Coin: This gold coin contains one ounce of gold and is highly valued due to its rarity and gold content. Gold Eagles with the "W" mintmark (for West Point Mint) are particularly sought after and can fetch substantial prices.
1999 Connecticut Statehood Quarter: This was the first release in the popular 50 State Quarters program. It commemorates the statehood of Connecticut and has become valuable due to its historical significance and high collector demand.
2005 Kansas Statehood Quarter with "In God We Rust" Error: A production error that occurred in 2005 resulted in a small number of Kansas Statehood Quarters with the motto reading "In God We Rust" instead of "In God We Trust." These error coins are highly sought after and have attained considerable numismatic value.
These are just a few examples of the many valuable coins minted after 1964. The value of coins can fluctuate over time, influenced by factors such as rarity, condition, and market demand. If you suspect that you have a potentially valuable coin, it's advisable to seek professional numismatic advice to determine its authenticity and value.