Here’s how you can quickly select the best 10% of GIA’s XXX Excellent cut diamonds.


The Ideal Scope is a cut quality assessment tool for round diamonds. Its translucent cone and magnifying lens create a structured light environment that reveals areas of brightness, leakage, and contrast when placed over a diamond.


Fancy shaped diamonds are more complex than round diamonds. An ASET scope is like an Ideal-Scope but gives you more detailed information about a diamond. It is most beneficial for rejecting fancy shaped diamonds.


Diamond Calculator is designed for diamond graders, jewelers, and sale specialists dealing with diamonds and diamond jewelry, manufacturers, and technologists.

Diamond Calculator is a system of modeling cut gemstones, which enables precise calculation of the diamond weight and determination of the cut proportions.

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