The Lotus Flower Tiara
Originally belonging to the Queen Mother in necklace form in 1923, the lotus flower tiara was turned into a diadem and then given to Princess Margaret. Made up of a band of diamond arches adorned with singular pearls, it is now owned by Kate Middleton. The stunning piece is worth about $4 million.
The Delhi Durbar Tiara
The Delhi Durbar tiara was created in 1911 in order for Queen Mary to wear at the Delhi Dunbar. It was then given to the Queen Mother, Queen Elizabeth II, and was also loaned out to Camilla. This impressive crown is worth about $2 million due to the breathtaking amount of diamonds and emeralds on it.