North American Auction Company
Timed Auction

Last Chance March Passed Lots Offering - Ends March 10th

Mon, Mar 6, 2023 02:00AM EST - Fri, Mar 10, 2023 03:00PM EST
Lot 38815

13.85ct Tanzanite and 1.82ctw Diamond Platinum Rin

Estimate: $30,000 - $35,000

Bid Increments

Price Bid Increment
$0 $5
$50 $10
$100 $25
$500 $50
$1,000 $100
$2,000 $250
$5,000 $500
$10,000 $1,000
$25,000 $2,500
$100,000 $5,000
One electronically tested platinum ladies custom cast tanzanite & diamond ring. Condition is new, good workmanship. The featured tanzanite is set within a multi-tiered curving diamond bezel, supported by a ribbed under gallery and split platinum shoulders, completed by a three millimeter wide band. Bright polish finish. Trademark is Orianne. Identified with markings of "PT950" Containing: One prong set oval mixed cut natural tanzanite, measuring 15.72 x 13.62 x 10.13mm, exact weight 13.85ct., clarity is eye clean, type I, medium dark, moderately strong, violet color, (GIA V 6/4), cut is very good. Transmitting light with no distortion, transparent. Graded loose prior to setting in the GIA Laboratory, Report No.6204917847. The report is attached. Tanzanite is a very rare gemstone that is only found in the country of Tanzania in the Usumburu Mountains. The mining area is located just south of the Kenya border near Mt. Kilimanjaro. Tanzanite occurs in colors of gray, brown, violet, blue, reddish-purple, & green. Rotated in different directions tanzanite will exhibit multiple changes of color. Tanzanite has a low tolerance to ultrasonic cleaning and should not be cleaned using this method. Seventy-three prong & channel set round brilliant cut diamonds approximate total weight of 73 Stones = 1.82ctw. Graded in the setting. Clarity VVS2 to SI1 Color E - G Total Weight of Colored Stones 13.85ct. Total Weight of Diamonds 1.82ctw. Total Weight of Ring 17.20 gm Orianne Platinum Tanzanite, Diamond 59000

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