Bids will start at $2M but could go much higher.
She's engaged to venture capitalist Alexander Gilkes.
'The diamond endures as the ultimate expression of love and commitment.'
It's a 14.83-carat fancy vivid purple-pink gemstone.
It's 'still in mint condition after 2,000 years.'
It was delivered via drone.
It was found at the Letšeng mine in the southern African kingdom of Lesotho.
She's 'absolutely obsessed' with the sparkler.
The center stone is a diamond of 8 to 10 carats.
He sold 2 crystals weighing a combined 75,000 carats.
The mystery had sparked a mini gold rush in the Rocky Mountains.
The bride-to-be planned the moment with the help of two soccer teams.
Pink diamonds outpaced blue and yellow diamonds, research shows.
Swiss researchers just unveiled a new type of 18-karat gold that’s made from 75% gold and 25% plastic, yielding super-lightweight, malleable material that weighs just 1/10th...
It opened in Bethel, ME.
Alrosa revealed the find in September.
Hint: They leave little to chance, and independent jewelers still rule.
It was carbon dated to 5,800-5,600 BC, during the Neolithic period.
This bizarre specimen was found in Yakutsk, Russia.
She'll use technology that mimics the visual effects of a black hole.