In 2009 to celebrate the 200th Anniversary of the Birth of Charles Darwin and the 150th Anniversary of the publication of On the Origin of Species, the Royal Mint released a very Limited Issue Charles Darwin £2 Two Pound Silver Proof Coin struck in solid .925 Sterling Silver.
The reverse designed by Susie Zamit features a profile portrait of Charles Darwin and a chimpanzee together with the denomination Two Pounds, the year dates 1809 and 2009 and Darwin.
The obverse design is the stunning portrait of Queen Elizabeth II by Ian Rank Broadley.