, the brooch was also the inspiration for
Princess Diana 's stunning engagement ring - which features a 12-carat sapphire which is surrounded by 14 diamonds.
Flower Basket Brooch In 1948, Princess Elizabeth - as she was then - was given this ornate Flower Brooch by her parents to celebrate the birth of Prince Charles .
The flower basket brooch was a gift from The Queen's parents to celebrate Prince Charles' birth Credit: AFP She wore the brooch 65 years after Charles' christening for Prince George's Credit: AFP That year, she wore the poignant present from her parents to her eldest son's christening.
But in a sweet family gesture, The Queen wore the piece once more for Prince George's christening 65 years later.
The Rose Centenary Brooch To celebrate The Queen Mother's 100th birthday in 2000, Her Majesty commissioned this stunning rose brooch which was surrounded by 100 diamonds.
The Centenary broach has 100 diamonds to celebrate her's mother 100th birthday in 2000 Credit: Getty The Queen wore the brooch in her Christmas address following her mother's death Credit: BBC The Queen passes away in 2001 at the age of 101 Credit: Getty - Contributor Collins & Sons designed the piece which was topped with a diamond bow and featured a hand painted Elizabeth Grandiflora Rose - which was bred for her 1953 coronation.
The year after the Queen Mother passed away, Her Majesty paid tribute to her mother by wearing the brooch during her 2002 Christmas address.
The Scarab Brooch In 1996, Prince Philip and Queen Elizabeth celebrated their Golden Wedding Anniversary which marked 50 years of marriage.
This gold and ruby brooch was a present from Prince Philip to celebrate their 50th wedding anniversary Credit: AFP To mark the occasion, the Duke of Edinburgh gave The Queen a gold piece of jewellery known as the Scarab brooch.
The gold brooch features several rubies which are flanked by smaller diamonds.
Millet Brooch Earlier this month, Her Majesty, 95, wore the Millet Brooch - which has a poignant tie to the Duke and Duchess of Sussex - as she visited the Eden Project in Cornwall.
The Queen was given the Millet brooch in 2007 Credit: Reuters It has a poignant tie to Prince Harry and Meghan Markle Credit: AFP or licensors The Millet Brooch was given to the Queen in 2007 by the President of the Republic of Botswana at the Commonwealth Heads of Government Meeting in Uganda.
The stunning gold accessory is shaped like a sorghum, also known as millet, which is the main crop of Botswana.
Royal fans were quick to link the Sussexes to the brooch, as Botswana holds a special place in Meghan and Harry’s heart because they headed there on their third date.
Prince Harry previously told Town & Country in 2017: “This is where I feel more like myself than anywhere else in the world."
Botswana is so special to the couple, that the main stone in Meghan's engagement ring is from the African country.
In more Royal Family news, Princess Diana said she never wanted to marry again after divorce from Prince Charles.
And Kate Middleton paid sweet tribute to George, Charlotte & Louis with necklace as she launches Centre for Early Childhood.
Plus Princess Diana remained a little in love with Prince Charles even after their divorce.
Queen's passion for horse-racing revealed as Camilla joins Prince Charles and Zara Tindall at Royal Ascot