50.25-ct lab-grown diamond marks largest certified by IGI
A diamond created with chemical vapour deposition (CVD) is being celebrated as the largest of laboratory-grown diamond to ever be certified by the International Gemological Institute (IGI).
Produced by Ethereal Green Diamond in Mumbai, the 50.25-carat ‘Shiphra’ was graded as having G colour and VS2 clarity. The emerald-cut polished...