How to spot if your £1 coin is a fake

Sarah Coles
pound coins
pound coins

Bayne Stanley/The Canadian Press/Press Association Images

The Royal Mint has revealed that the number of fake pound coins has almost doubled in the last ten years, and now there are about 44 million counterfeits in circulation.

Anyone using one of these fakes (whether they know about it or not) is breaking the law, so how can you protect yourself and spot a fake?