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

A jewellery expert has revealed the estimated values of the Royal Family’s engagement rings ... The Princess of Wales owns the most expensive ring: Princess Diana's iconic 12-carat oval-cut ...

Diamond rings ... of the most expensive diamond rings in the world today, with cultural and historical significance to boot. The ring, which cost the prince about USD 4 million in 1956, is estimated ...

Spending a billion dollars to construct a building is no longer the exception. There are many multi-billion-dollar buildings ...

As a thank you to the city, the Ambani family provided ... the Century," and the royal wedding was watched by 750 million people worldwide. This wedding remains the most expensive in British ...

The ultimate collector's items, Fabergé's fabled gemstone-studded Easter eggs are considered the pinnacle of luxury. Over 100 years since the House of Fabergé was shut down by Bolshevik ...

The historic Golconda Blue diamond, once owned by Indian royalty, will be auctioned at Christie’s Geneva on May 14. Estimated to fetch up to $50 million, the 23.24-carat gem is among the rarest blue ...

No expense will be spared for the birthday of Denmark's Princess Isabella, with a $70k soiree set aside to mark the royal's ...

One of the reasons Meghan and Harry parted ways with the Royal Family was the monarchy's ... my charities and my philanthropy.' One of the most expensive items on her ShopMy site is a £1,070 ...

“Smart Video Search helps keep you close to the things that matter, like your family, pets ... available to those paying the most expensive Ring subscription, the £15.99 per month Premium ...