A manufacturing error on the 1999 Georgia state quarter has increased the coin’s value, and some collectors are paying as ...

Today's coin identifier app technology uses advanced AI to instantly recognize coins, estimate values, and even detect rare errors that could be worth thousands of dollars.

If this coin is missing two specific words it is highly sought after by collectors ...

That dusty jar of old coins in your closet might be hiding a fortune. But how do you find out without paying hefty appraisal fees? The answer fits right ...

The 1979 Susan B Anthony Dollar Errors represent some of the most fascinating minting mistakes in modern US coinage history. This was the first year these coins were produced, and the Denver Mint ...

The 1776-1976 Bicentennial Half Dollar commemorates America’s 200th anniversary with a distinctive Independence Hall reverse design. This 1776 to 1976 half dollar ...

The 1959-D Repunched Mint Mark (RPM) represents the most common error variety. This occurred when workers manually punched the "D" mint mark multiple times in ...

CoinKnow provides comprehensive valuations using recent auction data from Heritage Auctions and Stack's Bowers, updated monthly. Coinoscope's value estimates are vague and unreliable, often varying ...