Ladies' 14k white gold tanzanite ring, with one violet blue vivid (10%/90%) more blue color, GIA Type I Clarity VS1, round brilliant cut tanzanite. The tanzanite weighs 1.40 carats, measures 6.9 mm wide by 6.9 mm long by 4.6 mm deep, and is 4 prong set. In addition, there are twenty prong set round brilliant cut diamonds, F-G color, VS2-SI1 clarity, with a total weight of .19 carat. The ring weighs 2.54 grams. Tanzanite is color enhanced by heating.