King Charles IIIs great-grandmother Queen Mary was the wife of King George VI.

Queen Marys Crown will be used for the Coronation of The Queen Consort at Westminster Abbey.

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Britain’s Camilla smiles as she wears a modified version of Queen Mary’s Crown during the Coronation Ceremony inside…

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The Cullinan diamonds have been set into Queen Marys Crown on previous occasions.

One of the largest cut diamonds in the world, the 105-carat Koh-i-Noor diamond originally hails from India.

The boy was only 10 years old.

LONDON ENGLAND  MAY 06 Queen Camilla is crowned by Archbishop of Canterbury Justin Welby during her coronation ceremony…

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There are serious political sensitivities and significant nervousness around them, particularly regarding India.

But when is the myth that the diamond was reputedly gifted going to stop being peddled?

Its surrender was clearly written into the 1849 Lahore Treaty.

Queen Mary consort of King George V at her coronation 1911 . Ardath cigarette card from a series of 50 commemorating the…

The queen consort will wear a crown worn by Queen Mary, consort of King George V, at their coronation, 1911.

It has also been noted, however, that the Cullinan diamonds have a complicated history of their own.

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George V King of Great Britain on the day of his coronation together with his consort Queen Mary

George V, King of Great Britain, on the day of his coronation, together with his consort Queen Mary.

Queen Mary’s Crown which has been removed from display at the Tower of London for modification work ahead of the…

Queen Mary’s Crown was removed from display at the Tower of London for modification work ahead of the Coronation of King Charles III and the Queen Consort.

Queen Elizabeth II and the Duke of Edinburgh on the day of their coronation Buckingham Palace 1953

Queen Elizabeth II and the Duke of Edinburgh on the day of their coronation, Buckingham Palace, 1953