One electronically tested 14KT yellow gold ladies cast tanzanite and diamond ring with a bright polish finish. The featured tanzanite is set within a stylized diamond set bypass design, completed by a two and one-half millimeter wide band. Identified with markings of "14K". Condition is new, good workmanship. Containing: One prong set triangle mixed cut natural tanzanite, measuring 6.20 x 6.20 x 4.10mm, 8% bulge factor, approximate weight of 1.03ct., clarity is eye clean, type I, dark, very slightly grayish, violetish blue color, (GIA vB 7/3), 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. Sixty prong set round brilliant cut diamonds, measuring 1.10 - 1.00 x 0.63mm (depth est.) approximate total weight of 60 Stones = 0.35ct. Graded in the setting. Clarity: SI-2 to I-2. Color: G - I. Total Weight of Colored Stones 1.03ct. Total Weight of Diamonds 0.35ct. Total Weight of Ring 4.01 grams. AIG Appraised at $3,960.00.

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