Princess Beatrice and Princess Eugenie are known for their whimsical hats, but neither have worn the most glamorous type of royal headpiece there is: tiaras Stephanie Petit is a Royals Editor ...

Queen Maxima's tiara collection also includes the Dutch Aquamarine Parure Tiara. Created in a type of art-deco design, the tiara features diamond baguettes and aquamarine briolettes. Queen Maxima ...