Violet Blue Shield Tanzanite Gemstone 32.90 CaratsOne 32. 90 carats shield tanzanite, rare natural violet blue exceptional color (more blue), SI1 clarity, cut grade excellent, measuring 20. 5 mm wide, 23. 2 mm long, 13. 6 mm deep; with excellent polish and excellent symmetry. The proportions of the tanzanite are as follows: total depth 66. 3%, table width 45. 2%. The tanzanite also has a crown angle of 50 40 30 and a pavilion angles of 41 48 53. The overall quality rating of this tanzanite is 933