We should all be checking our change for a very rare Royal Mint coin which sold on eBay for 300 times its face value this week. A rare 20p coin, known as a "mule coin", was sold for £60 this week ...

A rare 20p coin, known as a "mule coin", was sold for £60 this week after inspiring a mini bidding war between keen coin collectors on the online auction site. The coin, dating from 2008 ...

We should all be checking our change for a very rare Royal Mint coin which sold on eBay for 300 times its face value this week. A rare 20p coin, known as a "mule coin", was sold for £60 this week ...