Tanzanite With Exceptional Cut and Color 7.85 CaratsOne 7. 85 carats square stepped cushion tanzanite, violet blue exceptional color, VVS clarity, cut grade excellent, measuring 10. 6 mm wide, 10. 8 mm long, 8. 5 mm deep; with excellent polish and excellent symmetry. If you are after a blue tanzanite this is the one for you, a beautiful sapphire blue color. The proportions of the tanzanite are as follows: total depth 79. 4%, table width 48. 6%. Picture unheated and heated. Cut by Steve Moriarty. The