Blue diamonds are among the most rare and valuable gems on Earth, but up until now, scientists knew very little about them.

It’s not your imagination—auctions of blue diamonds have dominated the headlines lately. In November 2014, Sotheby’s New York set an auction record for a blue diamond when the Zoe Diamond ...

Blue diamonds come from ocean floor that is pushed nearly to Earth’s core The Hope Diamond is rare evidence that the Earth recycles.

Blue Diamond’s manufacturing plant in Sacramento will close gradually over the next 18 to 24 months, with the first layoffs beginning in September, according to a layoff notice filed with the ...

HONG KONG --A Hong Kong billionaire tycoon who has been convicted of corruption paid a total of $77 million at auctions in Geneva for two large and rare colored diamonds for his daughter, his ...

Pakistan, April 15 -- A remarkable jewel from India's royal legacy is set to captivate collectors worldwide once again. The Golconda Blue, a rare and vivid blue diamond once owned by the maharajas ...

A rare diamond exhibit in Abu Dhabi, United Arab Emirates, featured a special blue diamond, with the exhibit's worth totaling $100 million amid the display of 700 total carats of diamonds.

Save up to 50% on gorgeous Blue Nile diamond Valentine's Day jewelry gifts. Shop the sale for earrings, necklaces, bracelets and more accessories.

Omorovicza’s Blue Diamond Super Serum is exactly that: a super-concentrated serum that contains diamond peptides, stem cells, and tetrapeptides to improve skin vitality, slow down signs of aging ...

One of the world's rarest diamonds is up for auction - for an expected £15million. The Mediterranean Blue is a vivid blue diamond ring weighing more than ten carats.