Silver Proof Coins x 7, "Queen Mother's 80th Birthday" 1980, Box,Leaflet,Letter

this is the 1980 set of 7 seven silver proof coins to commemorate the 80th birthday of the Queen Elizabeth the Queen Mother, the set from the Royal Mint consists of;

25 pence crown coin from United Kingdom,

50 pence coin from the Falkland Islands,

25 pence crown coin from Gibraltar,

25 pence crown coin from Guernsey,

25 pence crown coin from St. Helena,

25 pence crown coin from Tristan da Cunha,

$10 dollars coin from Tuvalu,

all the coins are stuck in .925 sterling silver, diameter 38.61mm, weight 28.276gms except the Tuvalu coin which has a diameter of 42mm and weight of 35.00gms, all are in clear, protective coin capsules and set into the Royal Mint blue padded presentation case with the official booklet and original July 1980 letter,

see pictures for condition and get in touch if you have any questions, thanks