De Beers Cullinan - the rarest blue diamond at auction in Hong
Jewelry Connoisseur by Rapaport
A Magnificent and Spectacular Fancy Vivid Blue Diamond
De Beers Cullinan Blue: Sotheby's to auction largest and most
Lab-Created Diamonds — A Reena Ahluwalia Blog — REENA AHLUWALIA
Exceptionally rare blue diamond set to smash records at auction
Lab-Created Diamonds — A Reena Ahluwalia Blog — REENA AHLUWALIA
De Beers Cullinan Blue - Sotheby's Estimated in Excess of US$48
De Beers Cullinan Blue Diamond Nearly Breaks World Record Auction
What are the world's most famous diamonds? - Quora
hsc1960, The Jeweler Blog
Exceptionally rare blue diamond set to smash records at auction
The De Beers Blue
Blue Diamonds: De Beers Cullinan Blue to Mark New Auction Milestone