According to one TikTok user, there's a certain 20p which could sell for hundreds more than its face value, but before you ...

To redeem a link, simply click on it. Doing so redirects you to the Coin Master app. Note that you’ll need to do this on the same phone, tablet, or other device where you’ve installed the app.

CoinCollectingWizard shared a video on the social media site showing the valuable coin - but warned that you need to find a ...