When that coin crossed the auction block, it realized $15,862.50, a figure that has since become shorthand among collectors for how extreme mint errors can rewrite the value of a modern quarter. The ...

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 ...

Ever found a mysterious coin and wished you could instantly know what it is? You’re about to discover something amazing: your ...