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8.95ct Tanzanite and 0.50ctw Diamond Platinum Ring (GIA CERTIFIED)

Auction #1762 | Item #24

Current Bid: $4,000

Appraised Value: $23,865


This lot is sold or expired.

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Description

One electronically tested platinum ladies cast tanzanite and diamond ring with a bright polish finish. Condition is new, good workmanship. The featured tanzanite is set within mirroring diamond ribbons supported by elaborate split shoulders, completed by a two and one-half millimeter wide band. Trademark is Orianne. Identified with markings of "PT950". Containing:

One prong set cushion modified brilliant cut natural tanzanite, measuring 13.71 x 10.48 x 7.62mm, exact weight 8.95ct., 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. GIA Gemological Report attached. Graded loose prior to setting in the GIA Laboratory, Report #5172044752.

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 approximate total weight of 14 Stones = 0.50ct. Graded in the setting.

Clarity VS-I to VS-2

Color D - F

Total Weight of Colored Stones 8.95ct.

Total Weight of Diamonds 0.50ct.

Total Weight of Ring 10.96 gm

SKU: 1121837