Violet Blue Round Brilliant Cut Tanzanite Gesmtone 5.98 CaratsOne 5. 98 carats round brilliant cut tanzanite, violet blue exceptional color, VS1 clarity, cut grade excellent, measuring 11. 2 mm wide, 11. 2 mm long, 7. 6 mm deep; with excellent polish and excellent symmetry. The proportions of the tanzanite are as follows: total depth 67. 85%, table width 50. 9%. The overall quality rating of this tanzaite is 954 out of 1000. Tanzanite is color enhanced by heating. Customize a Ring or Pendant with This Gemstone?