In 2018 for the first time ever, the Royal Mint released the Britannia £500 Five Hundred Pound Silver Proof Coin struck in solid fine .999 Silver and weighing one kilo of pure Silver.
The reverse designed by David Lawrence features a traditional depiction of Britannia, channelling spirit of Ancient Rome, while t
he obverse features the Fifth Portrait of Her Majesty Queen Elizabeth II by Jody Clark.
These legal tender coins have been struck to proof quality using specially prepared dies and highly polished blanks.