One electronically tested 18KT White Gold ladies cast tanzanite and diamond ring with a bright polish finish. The featured tanzanite is set within a diamond floret bezel supported by diamond set shoulders, completed by a two and one-half millimeter wide band. Identified with markings of "18K 750". Condition is new, good workmanship. Containing: One prong set square cushion brilliant cut natural tanzanite, measuring 8.90 x 8.85 x 5.90mm, 8% bulge factor, approximate weight of 3.95ct., clarity is eye clean, type I, medium dark, slightly grayish, bluish violet color, (GIA bV 6/2), 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. Twenty-Seven channel set baguette cut (tapered) diamonds, measuring from 1.30 x 1.00 x 0.70mm (depth est.) to 2.00 x 1.30 x 0.91mm (depth est.) approximate total weight of 27 Stones = 0.47ct. Graded in the setting. Clarity: VVS-2 to VS-2. Color: G - I Twelve bead set round brilliant cut diamonds, measuring 1.90 - 1.20 x 0.93mm (depth est.) approximate total weight of 12 Stones = 0.20ct. Graded in the setting. Clarity: VS-1 to SI-1. Color: G - I. Total Weight of Colored Stones 3.95ct. Total Weight of Diamonds 0.67ct. Total Weight of Ring 5.71 grams. AIG Appraised at $11,590.00.

New