The “Faceless Bat” error represents the most famous mistake on 2020 American Samoa quarters, where debris or grease between the die and planchet obscured the ...

Joel Kandiah, a numismatist, has revealed a significant error made by the Royal Australian Mint, catapulting the value of a batch of $1 coins. Going by the moniker ...

As with just about any asset, a coin’s value is determined by its market demand. This means that coins in short supply often see higher demand — and higher values. With coins, supplies are limited ...