Tanzanite Grading

A Certified Gemologist, experienced in gem identification, has completed studies in the methodology of appraising.

Grading Tanzanite gemstones considers the 4 C’s used by The Gemological Institute of America.  They are:

  • COLOR – intensity of color and saturation of blue to violet
  • CLARITY – description of natural flaws and inclusions
  • CUT – proportions and brilliance
  • CARAT – a weight equivalent to 1/5 of a gram

For more detail on the facts, view BELOW:


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