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

Coming in with the third-most expensive royal ring is the Duchess ... the ring was recently voted the most popular engagement ring in the world in a survey conducted by the Natural Diamond Council.

One of the world's most iconic musical duos ... Mariah Carey and billionaire James Packer broke the record for most expensive celebrity engagement ring in 2016 with a whopping 35-carat, emerald ...

While many expensive things have useful, revenue-generating purposes, some of the world’s most expensive objects ... Mariah Carey’s Engagement Ring — $10 Million Befitting a quintessential ...

Celebrities spare no expense when popping the question with rings including dazzling diamonds to rare gemstones. Here’s a closer look at some of the most jaw-dropping, wallet-busting engagement ...