14k white gold tanzanite ring, with one blue violet exceptional (45%/55%) color, GIA Type I Clarity VS1, oval tanzanite weighing 2.12 carats.. The tanzanite measures 6.7 mm wide by 8 mm long by 5.4 mm deep, and is 6 prong set in 14k white gold. In addition, there are prong set round brilliant cut diamonds, G-H color, SI2 clarity, with a total weight of .37 carat. The ring weighs 3.06 grams. The overall quality rating of this tanzanite is 937 out of 1000.  Tanzanite is color enhanced by heating.