One electronically tested 14KT white gold ladies cast tanzanite and diamond ring with a bright oolish finish. The featured tanzanite is set within a two tiered inner diamond bezel and outer tanzanite bezel, supported by split shoulders and completed by a two and one-half millimeter wide band. Identified with markings of "14K". Condition is new, good workmanship. Containing: One prong set oval mixed cut natural tanzanite, measuring 11.00 x 8.85 x 5.60mm, approximate weight of 3.98ct., clarity is eye clean, type I, medium, very slightly grayish, violet color, (GIA V 5/3) to medium, very slightly grayish, purple, (GIA P 5/3), cut is good. Transmitting light with no distortion, transparent. The stone displays 40% extinction. Graded in the setting. Sixteen prong set round cut natural tanzanites, measuring 3.00 - 3.00 x 0.00 mm, approximate total weight of 1.65ct., clarity is eye clean, type I, medium, very slightly grayish, bluish violet color, (GIA bV 5/3) to medium, very slightly grayish, violet, (GIA V 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. Fourteen prong set round brilliant cut diamonds, measuring 2.50 - 2.40 x 1.47mm (depth est.) approximate total weight of 14 Stones = 0.78ctw. Graded in the setting. Clarity I-1 to I-2 Color G - I Total Weight of Colored Stones 5.63 ct. Total Weight of Diamonds 0.78 ctw. Total Weight of Ring 8.30 gm