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Lot 696: 4.64 ctw Tanzanite and Diamond Ring - 14KT White Gold
March 20, 2017
Westlake Village, CA, USALive Auction
One electronically tested 14KT white gold ladies cast tanzanite and diamond ring with a bright polish finish. The featured tanzanite is set within a diamond bezel supported by a ribbed under gallery and diamond set shoulders, completed by a two millimeter wide band. Identified with markings of "14K". Condition is new, good workmanship. Containing: One prong set round mixed cut natural tanzanite, measuring 9.85 - 9.80 x 6.80 mm, 5%. bulge factor, approximate weight of 4.64ct., clarity is eye clean, type I, medium dark, very slightly grayish, bluish violet color, (GIA bV 6/3), 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. Twenty-Two prong set round brilliant cut diamonds, measuring 2.35 - 2.15 x 1.35mm (depth est.) approximate. Total Weight of 22 Stones = 0.95ct. Graded in the setting. Clarity: SI-2 to I-2. Color: F - G. Total Weight of Colored Stones 4.64ct. Total Weight of Diamonds 0.95ct. Total Weight of Ring 6.07gm. AIG Appraised at $13,455.00.
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