4.82ct Tanzanite and 1.00ctw Diamond Platinum Ring

Auction #1804 | Item #32

Current Bid: $2,000

Appraised Value: $15,800

This lot is sold or expired.

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One electronically tested platinum ladies cast tanzanite and diamond ring. Condition is new, good workmanship. The featured tanzanite is set within a diamond bezel, supported by diamond set shoulders, completed by a two millimeter wide band. Bright polish finish with milgrain detailing throughout. Trademark is Orianne. Identified with markings of "PT 950". Containing:

One prong set oval mixed cut natural tanzanite, measuring 11.00 x 8.80 x 7.10mm, approximate weight of 4.82ct., clarity is eye clean, type I, medium dark, moderately strong, violet color, (GIA V 6/4), cut is good. Transmitting light with a minimum of distortion, transparent. Naturally occurring internal and external characteristics are present. 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.

Forty-four prong set round brilliant cut diamonds approximate total weight of 44 Stones = 1 .00ct. Graded in the setting.

Clarity VS-1 to VS-2

Color G - H

Total Weight of Colored Stones 4.82ct.

Total Weight of Diamonds 1.00ct.

Total Weight of Ring 7.20 gm

SKU: 1124016