Violet Blue Antique Cushion Tanzanite Gemstone 9.64ctWeight: 9. 64cts Cut: Antique Cushion Color: 20% Violet 80% Blue Size: 11. 7mm wide x 13. 7mm long x 7. 9mm deep Clarity: VS1 Rating: 960 1000 Treatment: Heated Cut Grade: Very Good One 9. 64 carats antique cushion tanzanite, violet blue exceptional (20% 80%) color, VS1 clarity, cut grade very good, measuring 11. 7 mm wide, 13. 7 mm long, 7. 9 mm deep; with very good polish and very good symmetry. The proportions of the tanzanite are as follows: total