Princess Kate stunned on her wedding day wearing the Cartier Halo Tiara. But two other royal Princesses wore this diadem long before the Princess of Wales.
Kate Middleton wore the Cartier Halo tiara for her marriage to Prince William in April 2011, but did you know that it was a go-to tiara for Princess Margaret and Princess Anne?
How Princess Margaret's marriage re-invented royal weddings – Royal Central royalcentral.co.uk - get the latest breaking news, showbiz & celebrity photos, sport news & rumours, viral videos and top stories from royalcentral.co.uk Daily Mail and Mail on Sunday newspapers.