The most expensive diamond ever sold continues to be the 59.6-carat CTF Pink Star, which sold in 2017 for $71.2 million, according to Sotheby’s. Contributing: The Associated Press Featured Weekly Ad ...

The most expensive diamond ever sold per carat until now was the Oppenheimer Blue diamond, which sold at a hammer price of $51.3 million and came in at 14.62 carats, ...

Explore the world's most expensive diamonds like the priceless Kohinoor, the $400M Cullinan, and the legendary Hope Diamond.

The most expensive sapphire ever sold was $135,000 per carat. It's known as the Blue Belle of Asia, a 392.52-carat stone that ...

NEW YORK -- The world's most expensive diamond and ruby have been sold in the same auction -- a first in auction history. A 55-carat ruby sold for nearly $35 million at Sotheby's Magnificent ...

Take a look at the 10 most expensive Diamonds in the world.. ... Winston Pink Legacy- One of the most precious diamonds in the world, it weighs 18.96 Carat and its cost is $50.4 million ...

However, her previous engagement rings, per Town & Country, include a rare pink diamond from Ben Affleck in 2002 valued at over $2.5M and an 8.5-carat green diamond ring, valued at $5M in 2022.

From Gwen Stefani's $500,000 sparkler to Mariah Carey's 35-carat emerald-cut diamond, here are the most expensive celebrity engagement rings ever.

The piece, priced at 40 million euros, is the Italian house’s most expensive creation and was designed to honor its 140th anniversary. ... a 200-carat diamond necklace priced at 40 million euros.