Why is there so many EXs in the Kimberley Diamond State Inspection Certificate? Is it true?

Not to say that a lot of EX is drilled. I mean that the diamond inspection certificate I saw in these stores is basically EX cut. Maybe, isn't it very small?

3 thoughts on “Why is there so many EXs in the Kimberley Diamond State Inspection Certificate? Is it true?”

  1. EX is extremely perfect. It refers to the three data of cutting, polishing, and symmetrical! So the more EX, the better your diamond is cut. It is evaluated from three aspects, so EX has nothing to do with the authenticity of diamonds, but it just shows that the diamond cuts! ~

  2. To be honest, GIA is the most authoritative in terms of diamond cutting inspection. We did not have a specific investigation and study what you said, and dare not answer you. But what you said is not too ideal

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