Nestled on her finger was an eternity band-style bauble composed of diamonds and rubies, which was allegedly a placeholder. The ring, designed by Cartier, was reportedly made using family ...

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.

and also recalls an older snake-shaped piece called Eternity she designed for Cartier's 150th anniversary For its latest high ...