Hyderabad, July 18 -- The International Gemological Institute (IGI), the leading grader of lab-grown diamonds globally, has confirmed it will continue applying the universal 4Cs grading to all diamonds, whether natural or lab-grown.
This affirmation comes as many in the industry grapple with the unprecedented shift by others to a different, diluted scale for lab grown diamonds sent to their locations, the institute said in a statement on Friday.
IGI pioneered lab grown diamond grading in 2005.
Recognizing their identical properties to natural diamonds, IGI applied the existing 4Cs to prevent industry and consumer confusion, mirroring the approach taken in the cultured pearl market.
"Since inception, IGI has remained steadfast in its mis...