WebInternational Gemological Institute (IGI) is the World's largest Independent Laboratory for testing and Grading Gemstones and Fine Jewelry, renowned for its quality service and extensive experience. IGI Jewelry … WebDiamond Grading reports are a blueprint of a diamond’s properties that verify a diamond’s authenticity and quality. They can be used to explain color, clarity, cut, and carat weight. Book verification tests Book analysis test Check Grading reports Gemstones Verification Trusted Lab Reports
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WebSynthetic diamond. Lab-grown diamonds of various colors grown by the high-pressure-and-temperature technique. Lab-grown diamond ( LGD; [1] also called laboratory-grown, laboratory-created, man-made, artisan-created, artificial, synthetic, or cultured diamond) is diamond that is produced in a controlled technological process (in contrast to ... WebTypically a lab diamond will test as diamond on a pen tester because they are pure carbon just like mined diamonds. Testing a lab diamond is a little more complicated … imposed over
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