DIAMOND COLOR GRADING: UNDERSTANDING THE D-Z SCALE

Diamond Color Grading: Understanding the D-Z Scale

A diamond's hue profoundly impacts its overall appeal. The Gemological Institute of America (GIA) established a standardized grading system, ranging from incredibly colorless "D" to the warm yellow hues of "Z," to measure this variation. The higher grades, D through F, are prized for their clarity, appearing utterly colorless. As you move down the

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