The International Gemological Institute (IGI) has graded a 30.18 carat lab-grown diamond that it claims is the world's largest polished synthetic diamond. Ethereal Green Diamond created the emerald-cut, H-color, VS2-clarity diamond, named Pride of India. The diamond was made using chemical vapor deposition (CVD) method.
Discover P.J. Joseph's blog, your guide to colored gemstones, diamonds, watches, jewelry, art, design, luxury hotels, food, travel, and more. Based in South Asia, P.J. is a gemstone analyst, writer, and responsible foodie featured on Al Jazeera, BBC, CNN, and CNBC. Disclosure: All images are digitally created for educational and illustrative purposes. Portions of the blog were human-written and refined with AI to support educational goals.
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