One electronically tested 14KT white gold ladies cast tanzanite and diamond cluster ring. Condition is new, good workmanship. The featured tanzanites are set within a bouquet of diamonds, supported by split shoulders and completed by a three millimeter wide band. Bright polish finish. Identified with markings of "14K". Containing: Two prong set triangle mixed cut natural tanzanites, measuring 7.70 x 7.40 x 5.10mm, approximate total weight of 3.57ct., clarity is eye clean, type I, medium dark, very slightly grayish, bluish violet color, (GIA bV 6/3) to medium dark, moderately strong, violet, (GIA V 6/4), cut is good. Transmitting light with no distortion, transparent. Measurements are an average for the pair. Graded in the setting. Tanzanite is a very rare gemstone that is only found in the country of Tanzania. Originally discovered in 1967. Tiffany and 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, and 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-one prong set round brilliant cut diamonds, measuring 3.40 - 1.90 x 1.59mm (depth est.) approximate total weight of 21 Stones = 2.07ct. The color grade reflects the entire range of color for this group. Graded in the setting. Clarity I-I to I-2 Color F-I Total Weight of Colored Stones 3.57ct. Total Weight of Diamonds 2.07ct. Total Weight of Ring 9.80 gm Orianne 14K Tanzanite, Diamond 13000