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2. Rare blue diamonds may be Earth's deepest secret - AOL

   www.aol.com/news/2018-08-02-rare-blue-diamonds...

   Blue diamonds comprise only about 0.02 percent of mined diamonds but include some of the world's most famous jewels. Diamonds are a crystalline form of pure carbon, forming under enormous heat and ...

3. Diamond color - Wikipedia

   en.wikipedia.org/wiki/Diamond_color

   Fancy-colored diamonds such as the deep-blue Hope Diamond are among the most valuable and sought-after diamonds in the world. In 2009, a 7-carat (1.4 g) blue diamond fetched the then highest price per carat ever paid for a diamond when it was sold at auction for 10.5 million Swiss francs (US$9.5 million at the time) which is in excess of US$1.3 ...

4. The Winston Blue - Wikipedia

   en.wikipedia.org/wiki/The_Winston_Blue

   The Winston Blue is the name given to what was the largest flawless vivid blue diamond [1] [4] [5] bought by Harry Winston, Inc. (a wholly owned subsidiary of The Swatch Group from January 2013) on May 15, 2014, from an anonymous person for $23.8 million at Christie's Geneva Magnificent Jewels sale. The approximately $1.8003 million per carat ...

5. Hope Diamond - Wikipedia

   en.wikipedia.org/wiki/Hope_Diamond

   The Hope Diamond is a 45.52 carats (9.104 g; 0.3211 oz) diamond that has been famed for its great size since the 18th century. Extracted in the 17th century from the Kollur Mine in Guntur, India, [1] [2] the Hope Diamond is a blue diamond.

6. 10 Most Expensive Things Ever Sold at Auction: Oppenheimer ...

   www.aol.com/10-most-expensive-things-ever...

   Find: These 5 Rare Quarters from the Year 2000 Could Now Be Worth a Pretty Penny These aren’t even the most expensive items ever sold at auction, though. Let’s check those out below.

7. Blue Moon of Josephine - Wikipedia

   en.wikipedia.org/wiki/Blue_Moon_of_Josephine

   The Blue Moon of Josephine is a 12.03 carats (2.406 g) blue diamond, described as flawless by experts, that was discovered in South Africa in January 2014 and was sold at a Sotheby's auction in Geneva in November 2015 at a record-setting price of $48.4 million (43.2 million Swiss francs plus fees). [1]

8. Are lab-grown diamonds 'worthless'? Experts weigh in as ... - AOL

   www.aol.com/news/lab-grown-diamonds-worthless...

   Some high-end fine jewelers have gotten on board with the trend. In 2023, jeweler Jean Dousset, the great-great-grandson of Louis Cartier, opened a showroom with “designer” lab-grown diamonds ...

9. List of diamonds - Wikipedia

   en.wikipedia.org/wiki/List_of_diamonds

   Discovered in 2015, it is the 5th largest diamond ever discovered at the Crater of Diamonds State Park, Arkansas Identified as a Type IIa crystal, the 8.52 carat diamond was cut and polished by Mike Botha into a custom-designed 4.605 carat Triolette shape during a week long event in North Little Rock and was graded a D IF, 0 Polish & 0 Symmetry ...