18.35ct Tanzanite and 1.57ctw White Sapphire Silver Ring

Auction #1820 | Item #125

Current Bid: $200

Appraised Value: $3,415

This lot is sold or expired.

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One electronically tested 925 silver ladies cast tanzanite and white sapphire ring with a bright polish finish. Condition is new, good workmanship. The featured tanzanite is set within a white sapphire lattice gallery, supported by split shoulders completed by a three millimeter wide band. Trademark is Orianne. Identified with markings of "925". Containing:

One prong set carved oval cabochon cut natural tanzanite, measuring 17.40 x 12.10 x 9.60mm, approximate weight of 18.35ct., clarity is heavily included, type I, medium, very slightly grayish, violet color, (GIA V 5/3), 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 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.

One hundred fourteen prong set round brilliant cut natural white sapphires, measuring 1.50 - 1.30 x 0.91 mm, approximate total weight of 1.57ct., clarity is eye clean, colorless, very slightly grayish, white color, (GIA W 0/3), cut is good. Transmitting light with no distortion, transparent. Color grade is an average for the group. Graded in the setting.

Total Weight of Colored Stones 19.92ct.

Total Weight of Ring 11.60 gm

SKU: 1124159