Violet Blue Oval Tanzanite Gemstone 4.27 CaratsTanzanite: 4. 27cts Tanzanite Color: 30% Violet 70% Blue Tanzanite Cut: Oval Tanzanite Clarity; VS1 Tanzanite Size: 9 mm wide, 11 mm long, 6. 3 mm deep Tanzanite Quality; 935 1000 One 4. 27 carats oval tanzanite, violet blue exceptional (30% 70%) color, VS1 clarity, cut grade very good, measuring 9 mm wide, 11 mm long, 6. 3 mm deep; with very good polish and very good symmetry. The proportions of the tanzanite are as follows: total depth 70%, table