The World's Largest Flawless Diamond Is Expected to Sell for $15 Million
De Beers Blue' Sells for $57.5 Million at Sotheby's, Forbes
Rare 15-Carat Blue Diamond Sells For $57.5 Million—Barely Under World Record
Could the 15.10- Carat De Beers Cullinan Blue Diamond Fetch More Than $48M At The Upcoming Auction?
List of top 40 most expensive jewellery in the world ever sold
The 11 Most Expensive Jewelry in the World - Deluxe Dibs
The 11 Most Expensive Jewelry in the World - Deluxe Dibs
Diacore Diamonds
Extremely' rare 15-carat blue diamond sells at auction for almost $60 million