One electronically tested 18KT white gold ladies cast tanzanite and diamond pendant. The pendant features a tanzanite set within a tiered diamond floret bezel, completed by a white gold bail. Bright polish finish. Identified with markings of '750'. Condition is good. Containing: One prong set oval mixed cut natural tanzanite, measuring 9.39 x 7.40 x 4.58mm, approximate weight of 2.31ct., clarity is eye clean, type I, medium, very slightly grayish, bluish violet color, (GIA bV 5/3), 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. Thirty-Two prong set round brilliant cut diamonds, measuring 2.00 - 1.60 x 1.08mm (depth est.) approximate total weight of 32 Stones = 0.81ct. Graded in the setting. Clarity SI-1 to I-1. Color: F - H. Total Weight of Colored Stones 2.31ct.. Total Weight of Diamonds 0.81ct.. Total Weight of Pendant 4.06gm. AIG Appraised at $7,550.00.

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