Violet Blue Oval Tanzanite Gemstone 4.02 Carats HOLD FOR KRISTENOne 4. 02 carats oval tanzanite, violet blue exceptional (30% 70%) color, FLAWLESS TO VVS clarity, cut grade good, measuring 8. 6 mm wide, 11. 5 mm long, 5. 7 mm deep; with good polish and good symmetry. The proportions of the tanzanite are as follows: total depth 66. 3%, table width 62. 8%. Tanzanite is color enhanced by heating. The overall quality rating of this tanzanite is 912 out of 1000. Daylight color is a fine Ceylon Sapphire Blue. Customize