Oval Cut *Mostly Blue* Tanzanite 6.18 CaratsWeight: 6. 18cts Cut: Oval Color: 90% Blue 10% Violet Size: 10. 3mm wide x 12. 7mm long x 7mm deep Clarity: VS1 Rating: 970 1000 Treatment: Heated Cut Grade: Very Good One 6. 18 carats oval tanzanite, violet blue exceptional color (10%violet 90%blue), VS1 clarity, cut grade very good, measuring 10. 3 mm wide, 12. 7 mm long, 7 mm deep; with very good polish and very good symmetry. The proportions of the tanzanite are as follows: total depth 68%, table