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Diamond calculator : Documentation
 

AGA system appraiser

This document shows what criteria DiamCalc uses for diamond grading according to AGA system.

The data listed here is not an official AGA data. It is provided here for possibility to check its suitability for your purposes. OctoNus software recommends that you check the data and modify it as necessary as described here before using DiamCalc to grade diamonds for commercial purposes.
 
     
 
AGA appraiser documents:
 
     
 
Please send your comments and suggestions to diamcalc@next.msu.ru