Jewelry Diamond : Image Description SPINEL AND DIAMOND RING, Claw-set to the centre with an octagonal spinel weighing carats within a surround set with marquise-shaped and baguette diamonds, size N, French assay and maker's marks.
Her majesty the Queen Elizabeth II's favourite. Cullinan III and IV Brooch, Carrington & Co. Diamonds: A Jubilee Celebration. Credit line: The Royal Collection (c) Her Majesty Queen Elizabeth II Via The Jewellery Editor.
The third and fourth largest stones cut from the Cullinan diamond are known as Cullinan III and Cullinan IV and can be hooked together as a brooch. In The Queen inherited the brooch and wears it regularly.