Buy it here →Pair of ladies’ 14k yellow gold tanzanite stud pierced earrings with friction backs, with two blue violet vivid (35%blue/65%violet) color, GIA Type I Clarity VS, oval tanzanites. The tanzanites have a total weight of 2.59 carats, measure 6 mm wide by 8 mm long, and are 4 prong set. In addition, there are twenty-two prong set round brilliant cut diamonds, F-G color, VS2-SI1 clarity, with a total weight of .08 carat. The earrings weigh 3.38 grams. Tanzanites are color enhanced by heating.