Princess Diana's peach dress, which she wore as she set off on her honeymoon, is part of the new Royal Style in the Making exhibit Stephanie Petit is a Royals Editor, Writer and Reporter at PEOPLE.

Princess Kate's caring display towards a little girl during a visit to London's National Portrait Gallery has sparked royal fans to draw parallels between her and the late Princess Diana.

As well as Queen Elizabeth II and her sister, other outfits are on show including those worn by the Queen Mother and sketches for dresses to be worn by the late Diana, Princess of Wales.