One electronically tested 14KT white gold ladies cast & assembled tanzanite and diamond necklace. Seventeen and one-quarter inch length necklace features a flexible graduating tanzanite and diamond ribbon, terminating in a concealed clasp with twin safeties. Bright polish finish with milgrain detailing. Trademark is Orianne. Identified with markings of "14K". Condition is new, good workmanship. Containing: Forty-four prong set oval mixed cut natural tanzanites approximate total weight of 19.85ct., clarity is eye clean, type I, medium dark, very slightly grayish, bluish violet color, (GIA bV 6/3), cut is good. Transmitting light with no distortion,transparent. Color grade is an average for the group. Graded in the setting.Tanzanite is a very rare gemstone that is only found in the country of Tanzania. Originally discovered in 1967. Tiffany & Company, named the stone Tanzanite. It is found in the Usumburu Mountains that border the Umba Valley of northern Tanzania. Tanzanite occurs in gray, brown, violet, blue, reddish-purple, & green. The gem is interesting because of its exceptional pleochroism. Rotated in different directions a tanzanite will exhibit multiple changes of color. Tanzanite has a low tolerance to ultrasonic cleaning, and should not be cleaned using this method.One Thousand, Forty prong set round brilliant cut diamonds approximate total weight of 1040 Stones = 2.81ct. Graded in the setting. Clarity: I-1 to I-2. Color: G - I. Total Weight of Colored Stones 19.85ct. Total Weight of Diamonds 2.81ct. Total Weight of Necklace 27.72gm. AIG Appraised.

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