Square Cushion Tanzanite 6.83 CaratsWeight: 6. 83cts Cut: Square Cushion Color: 80% Blue 20% Violet Size: 12. 4mm wide x 12. 6mm deep x 6. 4mm deep Clarity: VS1 Rating: 940 1000 Treatment: Heated Cut Grade: Very Good One 6. 83 carats square cushion tanzanite, violet blue exceptional color (20%80%) , VS1 clarity, cut grade very good, measuring 12. 4 mm wide, 12. 6 mm long, 6. 4 mm deep; with very good polish and very good symmetry. The proportions of the tanzanite are as follows: total