From sparkling multi-million-dollar diamonds to custom designs, here are the most expensive diamond rings in the world that redefines luxury.

Mariah Carey got engaged to Nick Cannon, who proposed with a 17-carat emerald-cut pink diamond by Jacob ... Sadly, not even the most expensive engagement ring in Hollywood can help a couple ...

Explore the glitziest engagement rings in Hollywood—featuring rare diamonds, iconic designs, and jaw-dropping price tags.

Jewelry specialist Anya Walsh at 77 Diamonds analyzed some of the most popular engagement rings for the Daily Mail—and the ...