(ON HOLD for L.M.) Blue Violet Shield Tanzanite Gemstone 11.53 CaratsWeight: 11. 53cts Color: 40% Blue 60% Violet Cut: Shield Size: 17. 2mm wide x 14. 2mm long x 9. 2mm deep Clarity: VS1 Rating: 950 1000 Treatment: Heated Cut Grade: Excellent One 11. 53 carats shield tanzanite, blue violet exceptional color (60% 40%) rf, VS2 clarity, cut grade excellent, measuring 17. 2 mm wide, 14. 2 mm long, 9. 2 mm deep; with excellent polish and excellent symmetry. The proportions of the tanzanite are as follows: total depth 64.