In 2012 to celebrate the Diamond Jubilee of Her Majesty Queen Elizabeth II, the Royal Canadian Mint released a very special Limited Issue Diamond Jubilee $20 Twenty Dollar Silver Proof Coin struck in solid fine .9999 Silver and weighing one ounce of pure Silver.
The reverse design depicts Her Majesty Queen Elizabeth II and Prince Philip with the dates of Her Majesty's Jubilee reign 1952 - 2012 while the obverse features a portrait of Her Majesty Queen Elizabeth II by Susanna Blunt.
These legal tender coins have been struck to proof quality using specially prepared dies and highly polished blanks.