One electronically tested 14KT yellow gold ladies cast & assembled tanzanite and diamond necklace. Condition is new, good workmanship. The necklace features a pendant consisting of a tanzanite set within tiered diamond bezels, supported by a diamond set design. The necklace is completed by an attached eighteen inch length 14KT yellow and white gold twisted link chain, terminating in a lobster claw clasp. Bright polish finish. Trademark is Orianne. Identified with markings of "14K". Containing: One prong set oval mixed cut natural tanzanite, measuring 13.20 x 9.80 x 6.30mm, 10% bulge factor, approximate weight of 6.15ct., clarity is eye clean, type I, medium dark, very slightly grayish, blue color, (GIA B 6/3), cut is good. Transmitting light with no distortion, transparent. 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. Ninety-one prong set round brilliant cut diamonds, measuring 2.20 - 1.90 x 1.23mm (depth est.) approximate total weight of 91 Stones = 2.85ct. Graded in the setting. Clarity: SI-2 to I-2. Color: G - H. Total Weight of Colored Stones: 6.15. Total Weight of Diamonds: 2.85ct. Total Weight of Pendant With Chain: 15.62gm. AIG Appraised at $24,630.00.

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