News
The Gemological Institute of America (GIA) will discontinue applying the 4Cs grading system to lab-grown diamonds, opting for ...
It means GIA will drop its traditional 4Cs (Colour, Clarity, Cut & Carat Weight) diamond grading system for lab-grown diamonds to ensure clear demarcation between natural and man-made diamonds.
Some results have been hidden because they may be inaccessible to you
Show inaccessible results
Feedback