One electronically tested 14KT white gold cast tanzanite & diamond ring with a bright & patterned finish. The featured tanzanite is set within an elaborate multi-tiered diamond bezel, supported by diamond set tapering shoulders, completed by a three millimeter wide band. Identified with markings of "14K". Condition is new, good workmanship. Containing: One prong set pear mixed cut natural tanzanite, measuring 14.00. x 12.00. x 7.90mm, 10%. bulge factor, approximate weight of 9.78ct., clarity is eye clean, type I, dark, moderately strong, violetish blue color, (GIA vB 7/4), cut is good. Transmitting light with no distortion, transparent. Colored Stone Grading Report attached. 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 bezel set round brilliant cut diamonds, measuring 1.90 - 1.90 x 1.14mm (depth est.) approximate total weight of 20 Stones = 0.50ct. Graded in the setting. Clarity: SI-1 to SI-2 One Hundred Twenty prong set round brilliant cut diamonds, measuring 1.90 - 1.35 x 0.98mm (depth est.) approximate total weight of 120 Stones = 1.70ct. Graded in the setting. Clarity: SI-2 to I-2 . Color: G - I. Total Weight of Colored Stones 9.78ct. Total Weight of Diamonds 2.20ct. Total Weight of Ring 10.20 grams. AIG Appraised at $7,540.00.