1980 Queen Mother 80th Birthday Silver Proof Seven Crown Coin Set Box & Cert

Coins minted by the Royal Mint to commemorate The Queen Mothers 80th Birthday.

Set consists of seven silver proof crown coins, boxed with certificate of Authenticity.

Coin Specifications-

Alloy:0.925 Silver.

United kingdom-25p-28.27g/38.61mm

Falkland islands-50p -28.28g/38.61mm

Gibraltar-25p-28.28g/38.61mm

Guernsey-25p-28.28mm/38.61mm

St helena-25p-28.28g/38.61mm

Tristan da cunha-25p-28.28g/38.61mm

Tuvalu-$10 -35g/42mm

Proof coins are made using specially prepared dies and highly polished blanks to produce a frosted image with a mirror like surface.

Proof coins are superior struck and prepared specially for collectors.