Blue Violet Round Poruguese Cut Tanzanite Gemstone 8.28 CaratsOne 8. 28 carats round portuguese cut tanzanite, blue violet exceptional color, 10X LOUPE CLEAN clarity, cut grade very good, measuring 11 mm wide, 11 mm long, 9. 3 mm deep; with very good polish and very good symmetry. The proportions of the tanzanite are as follows: total depth 84. 5%, table width 55. 5%. The overall quality rating of this tanzanite is 933 out of 1000. This tanzanite is color enhanced by heating. Customize a Ring or Pendant with