Heather Violet Blue Square Cushion Tanzanite Gemstone 2.27 CaratsOne 2. 27 carats square cushion tanzanite, violet blue exceptional color (mostly blue), FLAWLESS TO VVS clarity, cut grade very good, measuring 7. 5 mm wide, 7. 5 mm long, 5. 2 mm deep; with good polish and very good symmetry. The proportions of the tanzanite are as follows: total depth 69. 3%, table width 57%. The overall quality rating of this tanzanite is 916 out of 1000. Tanzanites are color enhanced by heating. Set in 14k white gold solitaire