One electronically tested 14KT white gold ladies cast tanzanite & diamond ring with a bright and milgrain finish. The featured tanzanite is set within a diamond bezel, supported by diamond set shoulders, completed by a three millimeter wide band. Trademark is K14. Condition is new, good workmanship. Containing: One prong set pear brilliant cut natural tanzanite, measuring 12.00 x 9.00 x 4.40mm, approximate weight of 3.04ct., clarity is eye clean, type I, medium dark, slightly grayish, bluish violet color, (GIA bV 6/2), 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. Twenty-Seven prong set round brilliant cut diamonds, measuring 2.30 - 2.20 x 1.40mm (depth est.) approximate total weight of 27 Stones = 1.18ct. Graded in the setting. Clarity: SI-2 to I-1. Color: H - J. Total Weight of Colored Stones 3.04ct. Total Weight of Diamonds 1.18ct. Total Weight of Ring 6.70 grams. AIG Appraised at $10,400.00.