The diamond necklace, part of the French crown jewels was collier aux quartre rivieres, a four-strand diamond necklace which originally had two large shoulder bows. Set with 222 diamonds weighing a total of 363 carats.
Art Deco or Edwardian aquamarine and diamond pendant, circa 1910-1920. It features a pear-shaped, faceted aquamarine drop suspended from circular-cut, rose diamond and pearl surmount on a curb link chain. 17 inch chain. Via Diamonds in the Library.
An early 20th century aquamarine and diamond necklace. The front composed of three delicate quatrefoil clusters, millegrain-set throughout with cushion-shaped and oval-cut aquamarines and old brilliant and single-cut diamonds, connected by similarly set single-cut diamond foliate swags, suspending a large cushion-shaped aquamarine pendant, mounted in platinum and yellow gold, on a fine trace-link chain. Via Bonhams.
Diamond and Sapphire Pendant/Brooch, bezel-set with a marquise-cut sapphire further bead and bezel-set with single and old European-cut diamond melee, approx. total diamond wt. 3.65 cts, platinum-topped gold mount, lg. 5 in. Edwardian or Edwardian style
Brooch of Queen Elizabeth! The Cullinan VIII is set in the center of a brooch forming part of the stomacher of the Delhi Durbar Parure. It is cushion cut and weighs 6.8 carats. Together with the Cullinan VI it forms a brooch. Queen Elizabeth II inherited this brooch in 1953, however in contrast to the Cullinan V heart brooch, she has never been seen wearing it in public, claiming that 'it gets in the soup'.