The Cartier Halo Scroll Tiara
Out of all the diadems in the royal Windsor collection, in our personal opinion, this one officially takes the cake. Why? Because of its intricate design that allows you to pair it up with just about any outfit in the planet. It was crafted by Cartier back in 1936 for the Queen Mother.
Kate’s Closet
It made headlines when Kate Middleton appeared out in public for her wedding to Prince William. It consists of about 149 baguette-cut diamonds, all delicately layered out to make it what it is now. Expert jewellers say that the value of the diadem is about $1.6 million but has now significantly increased after Kate’s wedding.