Step 4: Gem Grading
In 2005, the GIA introduced a new method for grading diamond cut. There are many advantages to the new methodology, not to mention that GIA reports are the most common in the industry. (To learn more about the new method, see GIA’s New Diamond Cut Grading System.)
If you haven’t already, read the lesson on Diamond Cut Grading, the Traditional Method. It has an introduction on cut grading and …
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