Her engagement ring, a jaw-dropping 10.48-carat emerald ... The ring, designed by Cartier, was reportedly made using family heirlooms and was intended to represent the colors of Monaco’s flag ...

From Gwen Stefani's $500,000 sparkler to Mariah Carey's 35-carat emerald-cut diamond, here are the most expensive celebrity ...

The first of Grace's two engagement rings was a Cartier eternity band encrusted with rubies and diamonds - a nod to Monaco's national colours. The 26-year-old added: 'I just can't believe it.

PRINCESS Kate celebrated her 43rd birthday this week, and a royal expert predicted that Prince William may treat his wife to ...

The trend for switching to a bigger rock after years of marriage is not just for the A-list Zendaya showed off her new ...