Why are there three kinds of GIA colored diamond reports?

The GIA Colored Diamond Grading Report contains the same comprehensive diamond 4Cs information as the GIA Diamond Grading Report. The GIA Colored Diamond Origin Report contains the same comprehensive diamond 4Cs information as the GIA Colored Diamond Grading Report as well as providing the geographic origin of the diamond. The GIA Colored Diamond Identification and Origin Report (the “color-only report”) is limited to color grade and the origin of the color (natural or treated). Click here to view a full detailed report comparison of the three kinds of GIA colored diamond reports.