For her wedding to Edoardo Mapelli Mozzi, Princess Beatrice chose two of her grandmother's archived pieces. The royal opted for a short-sleeved gown, a vintage design from Norman Hartnell, that originally belonged to Queen Elizabeth II.
She paired the dress with a mid-length veil and the Queen Mary diamond fringe tiara, which the Queen wore to her own wedding to Prince Philip in 1947, and to various royal events over the course of her life.
King Khalid of Saudi Arabia gifted this diamond and platinum necklace to Queen Elizabeth in 1979, and she's worn it frequently. While pregnant with Prince William, Princess Diana attended an event at the Barbican Centre in 1982 wearing the loaned piece.
The Cartier Halo Tiara is one of the families most well-known pieces. It was made in 1936 and purchased by King George VI for his wife just before her took the throne. The iconic tiara was designed by Cartier and the diamond ‘halo’ is made up of 16 graduated scrolls, set with 739 brilliants and 149 baton diamonds. While Queen Elizabeth has never worn it in public, it has been worn by many other royal women - including Princess Margaret, Kate Middleton on her wedding day and Princess Anne.
The Duchess of Cambridge regularly turns to Queen Elizabeth's jewels for major royal occasions, including the Nizam of Hyderabad necklace. Per HELLO!, "The Nizam of Hyderabad, then one of the richest men in the world, gave the Queen the ultimate wedding gift: anything she wanted at Cartier. That included a floral tiara and necklace to match. Kate got to wear the dazzling piece at a National Portrait Gallery event in 2014.