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Lot 0363
Forty oval mixed cut natural tanzanites exact total weight 9.14ct., clarity is slightly included, type I, medium dark, very slightly grayish, violetish blue color, (GIA vB 6/3), cut is good. Transmitting light with a minimum of distortion, transparent. Naturally occurring internal & external characteristics are present. Color grade is an average for the group. 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. Westfield Appraised at $880.00.

Condition

Good

Starting Bid

$1.00

Buyer's Premium

  • 19.75%

9.14 ctw Oval Mixed Tanzanite Parcel

Auction ended on Mon, Feb 12, 2018
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Estimate $700 - $880
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Bidder
Bid
Internet Bid
$130.00
Competing Bid
$120.00
Internet Bid
$110.00
Starting Bid
$1.00
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742 Hampshire Rd.
Ste. D
Westlake Village, CA 91361
United States
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