Hold for Shelley Mostly Blue Round Brilliant Cut Tanzanite Gemstone 6.72 CaratsTanzanite: 6. 72cts Color: 15% Violet 85% Blue Clarity: VS1 Very Good Cut Stone Size: 10. 9 mm wide, 10. 9 mm long, 8 mm deep Overall Quality Rating 953 1000 One 6. 72 carats round brilliant cut tanzanite, violet blue exceptional (15% 85%) color, VS1 clarity, cut grade very good, measuring 10. 9 mm wide, 10. 9 mm long, 8 mm deep; with very good polish and excellent symmetry. The proportions of the tanzanite are as follows: total depth 73. 4%, table