One 1.44 carats emerald cut tanzanite, violet blue vivid color, 10X LOUPE CLEAN clarity, cut grade very good, measuring 5.2 mm wide, 7 mm long, 4.3 mm deep; with very good polish and very good symmetry. The proportions of the tanzanite are as follows: total depth 82.7%. The overall quality rating of this tanzanite is 890 out of 1000. Tanzanites are color enhanced by heating.