One 4.81 carats oval tanzanite, violet blue exceptional (30%/70%) color, FLAWLESS TO VVS clarity, cut grade good, measuring 9.1 mm wide, 11.7 mm long, 6.3 mm deep; with good polish and good symmetry. The proportions of the tanzanite are as follows: total depth 69.2%, table width 60.4%. The overall quality rating of thi tanzanite is 900 out of 1000. Tanzanite is color enhanced by heating.