Tanzanite 1.34 Carat RoundOne 1. 34 carats round brilliant cut tanzanite, blue violet vivid color, VS EYECLEAN clarity, cut grade very good, measuring 6. 6 mm wide, 6. 5 mm long, 4. 7 mm deep; with very good polish and very good symmetry. The proportions of the tanzanite are as follows: total depth 71. 2%. Tanzanites are enhanced by heating. Overall quality grade is 849. Customize a Ring or Pendant with This Gemstone? Did you know that we design custom Tanzanite jewelry? We