Diana's dress had a huge impact on the fashion world, viewed by 750 million people globally, the dress helped make her the most photographed woman - ever.
Designed by recent graduates of the Royal College of Art, Elizabeth and David Emanuel, the dress was a fairytale come true.
It was hand-embroidered, with 10,000 real pearls, a 25-foot train adorned with sequins and held in place with several layers of petticoats.