Lot 257: 3.91 ctw Tanzanite and Diamond Ring - 14KT White Gold
March 20, 2017
Westlake Village, CA, USALive Auction
Description: One electronically tested 14KT white gold ladies cast tanzanite and diamond ring with a bright polish finish. The featured tanzanite is set within a diamond floret, completed by a two millimeter wide band. Identified with markings of "14K". Condition is new, good workmanship. Containing: One prong set oval mixed cut natural tanzanite, measuring 11.50 x 8.90 x 5.20mm, exact weight 3.91ct., clarity is eye clean, type I, medium dark, very slightly grayish, bluish violet color, (GIA bV 6/3), 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 & 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. Eighteen prong set round brilliant cut diamonds, measuring 2.10 - 2.00 x 1.23mm exact total weight 18 Stones = 0.60ct. Graded in the setting. Clarity: SI-2 to I-1. Color: F - H. Total Weight of Colored Stones 3.91ct. Total Weight of Diamonds 0.60ct. Total Weight of Ring 5.72gm. AIG Appraised at $11,140.00.