IGI Grades “World’s Largest” Lab-Grown Dıamond
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The International Gemological Institute (IGI) has graded a 30.18-carat lab-grown that it claims is the world’s largest polished synthetic diamond. Mumbai-based lab-grown company Ethereal Green Diamond created the emerald-cut, H-color, VS2-clarity diamond, named Pride of India, IGI said last week. The