Blue Violet Oval Tanzanite Gemstone 7.15 CaratsWeight: 7. 15cts Cut: Oval Color: 40% Blue 60% Violet Size: 10mm wide x 13. 8mm long x 7. 2mm deep Clarity: VS1 Rating: 947 1000 Treatment: Heated Cut Grade: Very Good One 7. 15 carats oval tanzanite, blue violet exceptional (40% 60%) more violet color, VS1 clarity, cut grade very good, measuring 10 mm wide, 13. 8 mm long, 7. 2 mm deep; with very good polish and very good symmetry. The proportions of the tanzanite are as follows: total depth 72%,