Uncover the British Monarchy's Stunning Jewelry Collection

5. The Tiara of Poltimore

Donn by: Lady Margaret Since 1959, the owner Value Estimate: $1.3 million This amazing sculpture was created by Garrard and was originally intended for Florence Bampfylde before being put up for sale in 1959. Princess Margaret was the successful bidder, gladly shelling out £5500 for the exquisite diamond piece, which is divided into 11 brooches.

Princess Margaret of the Poltimore Tiara @BRF / Tumblr.com Princess Margaret wore it on her wedding day because she loved it so much. Years later, the Princess's children decided to sell the tiara for $1.3 million after seeing a picture of her in a bathtub while wearing it. Though the piece's exquisite pattern makes it incredibly interesting to look at, Princess Margaret is perhaps what really made it amazing. Her ethereal beauty and that embarrassing restroom incident would have made the diadem far less valuable than it is now.