Princess Margaret of the United Kingdom wears a modern necklace set with marquise diamonds, as well as a matching bracelet, ring, and earrings, to attend the International Dance Festival in Paris, June 1993; the complete set of jewels sold at Christie’s for £78,000 in 2006

A magnificent five-stranded pearl necklace with an Art Deco-style diamond clasp from the collection of Princess Margaret, Countess of Snowdon is displayed ahead of its sale at Christie’s in London, June 2006; the necklace, which was Margaret’s 18th birthday gift from Queen Mary, sold for £276,800