Kate Middleton: She is the wife of Prince William (Image: EXPRESS) Pairing the tiara with the Queen's diamond earrings gave a subtle nod to the monarch at the same time. The earrings are believed to be worth an impressive sum of money, Anna continued. She stated: "The earrings feature delicate diamonds in a chandelier design surrounding large pear-shaped diamonds in each earring, which I estimate to be 2.5 carats each. "I estimate these earrings to be worth £85,000." Never miss a royal update again by signing up to the Daily Express Royal Family newsletter The royal line of succession - who outranks who?