Stumbling across a rare banknote feels like striking gold. While most people rush to pocket loose change, seasoned collectors ...

Each modern U.S. dollar bill is designed to be unique, a feature ensured by a distinctive serial number. This identifier, comprising ten or eleven digits, is not a random sequence. Each letter and ...

Shoppers are being encouraged to check the serial number on their bank notes for two letters which could boost the value of their notes by hundreds of pounds. Two rare bank notes have sold for more ...

A rare £5 note has sold for almost 40 times its face value because of one crucial error during its production. The King Charles III bank note was sold for £191.65 on eBay and is thought to be so ...