One 2.26 carats antique cushion tanzanite, blue violet exceptional color, 10X LOUPE CLEAN clarity, cut grade very good, measuring 6.6 mm wide, 8.4 mm long, 4.9 mm deep; with very good polish and very good symmetry. The proportions of the tanzanite are as follows: total depth 74%, table width 55%. The overall quality rating of this tanzanite is 912 out of 1000. Tanzanites are enhanced by heating.