In 2010 to celebrate the 2012 London Olympic Games, the Royal Mint released a very Limited Issue Diana £25 Twenty Five Pound Gold Proof Coin struck in solid 22 Carat Gold weighing one-quarter of an ounce of pure Gold Certified Slabbed and Graded by NGC as PF69 Ultra Cameo and is an official product of the London 2012 Olympic Games.
The reverse of the £25 Twenty Five Pound Coin depicts Diana and the obverse of the coin feature the stunning portrait of Her Majesty Queen Elizabeth II by Ian Rank Broadley.
These legal tender coins have been struck to proof quality using specially prepared dies and highly polished blanks.