Ladies' 14k white gold tanzanite pendant, with one blue violet vivid color which is just points shy of exceptional grading, GIA Type I Clarity FLAWLESS TO VVS, square cushion tanzanite. The tanzanite weighs 2.26 carats, measures 7.9 mm wide by 7.9 mm long by 5.1 mm deep, and is 4 prong set. The overall quality rating of this tanzanite is 902 out of 1000. Tanzanites are color enhanced by heating. Chain additional charge.