Around 250,000 20p coins minted in November 2008 are believed to have entered circulation with no date. And now one has sold on eBay, attracting a winning bid of £97, 485 times its face value. The 50 ...

Prior to November of that year, the date on 20p coins would be found on the tail side. However, the Royal Mint switched ... the past 50 years of British history. The rarest coins tend to be ...

An example of a rare undated 20p mule coin (Image: eBay/Getty/Vandervelden) Prior to November of that year, the date on 20p coins would be found on the tail side. However, the Royal Mint switched ...