IGI Certifies 10-Carat Stone Grown by Russian Company

27/05/2015 07:50

The International Gemological Institute (IGI) Hong Kong has certified lab-grown, 10.02-carat, E, VS1, type IIa, square, emerald-cut  stone produced by New Diamond Technology LLC of St. Petersburg, Russia. The lab stated that the stone was fashioned from a 32.26-carat piece of man-made rough and received "very good-excellent finish grade."