One electronically tested 14KT white gold ladies cast & assembled tanzanite necklace with a bright polish finish. The seventeen inch necklace features a continuous tanzanite ribbon terminating in a concealed clasp with safety. Identified with markings of "14K". Condition is good. Containing: Seventy-two prong set oval mixed cut natural tanzanites, measuring 6.00 x 4.00 x 2.60mm, 5%. bulge factor, approximate total weight of 33.50ct., 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. Measurements & the color grade are 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. Total Weight of Colored Stones 33.50ct. AIG Appraised at $24,230.00.

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