25.75ctw Tanzanite and 6.79ctw Diamond 14KT White Gold Necklace

Auction #1804 | Item #7

Current Bid: $3,500

Appraised Value: $32,710


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Description

One electronically tested 14KT white gold ladies cast & assembled tanzanite and diamond necklace. Seventeen and three-quarter inch length necklace features a flexible ribbon of tanzanites set within diamond bezels, terminating in a concealed clasp with twin safeties. Bright polish finish. Trademark is Orianne. Identified with markings of "14K". Condition is new, good workmanship. Containing:


Forty prong set oval mixed cut natural tanzanites, measuring 6.50 x 4.50 x 2.93mm, approximate total weight of 25.75ct., clarity is eye clean, type I, medium, slightly grayish, bluish violet color, (GIA bV 5/2), cut is good. Transmitting light with no distortion, transparent. Measurements & the color grade are an average for the group. 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.


Seven Hundred Nineteen prong set round brilliant cut diamonds approximate total weight of 719 Stones = 6.79ct. The color grade reflects the entire range of color for this group. Graded in the setting.

Clarity I-2 to I-3

Color G - J


Total Weight of Colored Stones 25.75 ct.

Total Weight of Diamonds 6.79 ct.

Total Weight of Necklace 32.42 gm

SKU: 1121543