The Transvaal Blue A pear cut blue diamond that was found in the Premier Diamond Mine in Transvaal, South Africa, the same mine the Cullinan crystal was found in. It was once owned by Baumgold Bros., but it's now owned by an unknown foreign buyer.
The Kimberley diamond: A Flawless, step cut, champagne-colored diamond that was found in the Kimberley Mine, South Africa. It was recut into this modern shape in in 1921 from a large, flat stone that was once in the Russian Crown Jewels.
Cullinan III and Cullinan IV Brooch, part of The Personal Jewel Collection of Queen Elizabeth II. Originally these diamonds were set in the Crown of Queen Mary, but were removed in 1914 to be used in the Delhi Durbar Tiara, and later this brooch.