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 ...

Sometimes planchets for one coin denomination are fed into a coin-stamping press equipped with dies of another denomination. This results in a coin that has been stamped with a design intended for a ...

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 ...

Minting coins isn't exactly an exact science. Even though most coins are perfect and uniform, small mistakes can result in error coins that are super valuable and ...

Anyone can list a coin on eBay and charge whatever amount they wish, but it’s only ever worth what someone is willing to pay. By checking the recently sold items you will get a more accurate ...

A bronze 20p coin could be worth a pretty penny One mistake collectors want to get their hands on turned the normally silver 20p coin bronze. This happened after being struck onto the metal normally ...