Four days ago, when Kate Middleton visited the Welsh charity Tŷ Hafan, one of the first things I noticed was her diamond and sapphire engagement ring. If you're wondering why that's such a big deal, ...

Princess of Wales Kate Middleton was sporting a new eternity band in her latest video announcing the end of her cancer treatment. The band has apparently replaced Princess Diana’s 18-carat sapphire ...

When the Princess of Wales returned to royal duties following chemotherapy treatment last year, fans quickly clocked that she had added a new eternity ring to her collection, believed to be Cartier’s ...