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[citation needed] Recently, IGI became the first gem lab to collaborate with the Tanzanite Foundation to help distribute jewelry certificates using the Tanzanite Quality Scale, developed by the Tanzanite Foundation in collaboration with IGI. [6] An estimated 11 percent of all diamonds purchased by India's consumers come from IGI vendors in Kolkata.
WD Lab Grown Diamonds first 5 carat round brilliant diamond was graded by International Gemological Institute (IGI) on June 1, 2016. [3] On May 22, 2018, WD Lab Grown Diamonds announced that they had produced at 9.04 carat gem-quality diamond (graded as I color VS2 clarity IDEAL cut), eclipsing their previous record of 6 carats (January 2018 ...
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 ...
The weight of a diamond is one of these variables that determines a diamond’s worth and is what the general public is most familiar with. The unit of measurement, called the carat, equals 200 ...
Diamond reports from GIA (as well as other, for-profit sources) are now demanded by most consumers purchasing diamonds over a certain size, typically for over 0.5 carat (100 mg), and almost always for over 1.0 carat (200 mg), and are considered an important tool in guaranteeing that a diamond is accurately represented to a potential buyer.
Talk about a rock! Lucara, a Canadian mining firm, just sold a $63M diamond to a Dubai-based company and this gem is seriously no joke.. The 813-karat diamond (which is roughly 407 times the size ...
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