Violet Blue Oval Tanzanite Gemstone 2.34 CaratsOne 2. 34 carats oval tanzanite, violet blue vivid color (more blue), FLAWLESS TO VVS clarity, cut grade good, measuring 7 mm wide, 9 mm long, 5 mm deep; with good polish and very good symmetry. The proportions of the tanzanite are as follows: total depth 71. 4%, table width 51. 4%. The overall quality rating of this tanzanite is 899 out of 1000. Tanzanite is color enhanced by heating. Customize a Ring or Pendant with This Gemstone? Did you know that