Oval Cut Mostly Blue Tanzanite 6.42 CaratsWeight: 6. 42cts Cut: Oval Color: 80% Blue 20% Violet Size: 9. 7mm wide x 12. 8mm long x 7. 5mm deep Clarity: VS1 Rating: 950 1000 Treatment: Heated Cut Grade: Very Good One 6. 42 carats oval tanzanite, violet blue exceptional (20% 80%) color, VS1 clarity, cut grade very good, measuring 9. 7 mm wide, 12. 8 mm long, 7. 5 mm deep; with very good polish and very good symmetry. The proportions of the tanzanite are as follows: total depth 77. 3%, table