Hints and tips:
...Both this and Queen Mary’s Crown will feature the South African Cullinan gems — which are seen by some as having controversial origins....
...the piece is reset with the Cullinan III, IV and V diamonds from Queen Elizabeth II’s jewellery collection....
...George Pragnell, grandfather of the company’s present managing director, Charlie Pragnell, was an apprentice at Biggs of Maidenhead, which was Queen Mary’s jeweller....
...Ted Cullinan never moved very far from where he was born....
...The company’s name stems from 1477, when Archduke Maximilian I proposed to Mary of Burgundy with the first recorded diamond engagement ring....
International Edition