FOR NIC: Blue Violet Antique Cushion Tanzanite Gemstone 2.47 CaratsTo be set in 14k white gold ring style 4tz 2349, One 2. 47 carats antique cushion tanzanite, blue violet exceptional color, FLAWLESS TO VVS clarity, cut grade very good, measuring 7 mm wide, 9 mm long, 5 mm deep; with very good polish and excellent symmetry. The proportions of the tanzanite are as follows: total depth 71. 4%, table width 55. 7%. The overall quality rating of this tanzanite is 921 out of 1000. Tanzanite is color enhanced by heating.