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What is an "Etch Channel"?
This is from a GIA Colored Diamond Grading Report dated Feb 22,2012 for a natural Fancy Red diamond.
http://www.fancydiamonds.net/view_diamonds/6075.htm

This is from a GIA Colored Diamond Grading Report dated Feb 22,2012 for a natural Fancy Red diamond.
http://www.fancydiamonds.net/view_diamonds/6075.htm
