Examples of previous Buy Backs:

The 2020 Twenty-sided £20 Sovereign featuring HMS Invincible

Not only was this coin remarkable because of the craftsmanship involved in producing a 20-sided coin but also because the mintage was limited to just 20 coins bearing this design.   The coin features the imposing figure of Britannia with HMS Invincible in the background.    The £20 sovereign is 45mm in diameter and weighs 2oz of 22 carat gold.

The 2020 Twenty-sided £20 Sovereign featuring HMS Vanguard

Not only was this coin remarkable because of the craftsmanship involved in producing a 20-sided coin but also because the mintage was limited to just 20 coins bearing this design.   The coin features the imposing figure of Britannia with HMS Vanguard in the background.    The £20 sovereign is 45mm in diameter and weighs 2oz of 22 carat gold.