But what tiara did Kate wear on her wedding day? And where is it now? Here, as the princess celebrates her 13th anniversary, Newsweek has the answers. What Tiara Did Kate Wear on Her Wedding Day?

RELATED: Every Time Kate Middleton Has Worn a Tiara — See the Photos! Alamy Live News The Princess of Wales has worn one other tiara: on her wedding day in April 2011, she slipped on Queen ...

Both of Princess Diana's daughters-in-law have sported her jewelry...but not the sparkling headpiece that the late Princess of Wales donned at her 1981 royal wedding Stephanie Petit is a Royals ...

Princess Kate always seem to follow Royal protocol at every turn. She doesn't wear colourful nail polish, is always groomed ...

Meet the tiara that has put fairytale into princess in the 21st century. The Swedish Royal Family has a large jewellery ...

Queen Mary is often compared to the Princess of Wales. The royals both have cascading brunette locks as well as an incredible sense of style. On Friday, the Danish Queen was Kate's twin as she stepped ...

It was a glimmering event for Queen Mary in Copenhagen this past week in more ways than one: She and her husband King Frederik hosted an Arts and Culture Ball at Christianborg Palace, taking over a ...

Queen Mary of Denmark channeled her inner Princess Kate as she stepped out in a glittering blush-hued gown by a favoured designer of the Princess. The Danish Queen let her hair down and attended an ...

Kate Middleton's return to the Commonwealth Day celebrations on Monday, March 10, was a masterclass in royal symbolism and ...

The Princess of Wales stood firm on her wedding wish which involved her bridal look for her big day on April 29, 2011.