Electronically tested 14KT white gold ladies cast & assembled tanzanite and diamond pendant/enhancer with chain. The pendant/enhancer features a tanzanite set within an elaborate diamond lattice gallery, completed by a stylized diamond set snap-locking bail. The pendant/enhancer is supported by an eighteen inch length 14KT white gold designer style chain, terminating in a lobster claw clasp. Bright polish finish with milgrain detailing throughout. Trademark is UCG. Identified with markings of "14K 585". Condition is new, good workmanship. One prong set rectangular cushion mixed cut natural tanzanite, measuring 11.40 x 9.80 x 5.85mm, 6% bulge factor, approximate weight of 5.45ct., 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. Colored Stone Grading Report attached. 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-Three prong set round brilliant cut diamonds, measuring 2.10 - 1.70 x 1.14mm (depth est.) approximate total weight of 23 Stones = 0.60ct. Graded in the setting. Clarity SI-2 to I-1 Color G - H One Hundred Seventy-Six prong set round brilliant cut diamonds, measuring 1.10 - 0.90 x 0.60mm (depth est.) approximate total weight of 176 Stones = 0.73ct. Graded in the setting. Clarity SI-2 to I-1 Color F - H Two prong set baguette cut (tapered) diamonds, measuring from 3.30 x 1.70 x 1.19mm (depth est.) to 3.60 x 1.50 x 1.05mm (depth est.) approximate total weight of 2 Stones = 0.11ct. Graded in the setting. Clarity VS-1 Color G Thirty-Seven channel set baguette cut diamonds, measuring from 1.50 x 0.90 x 0.63mm (depth est.) to 2.00 x 1.00 x 0.70mm (depth est.) approximate total weight of 37 Stones = 0.40ct. Graded in the setting. Clarity VVS-2 to VS-1 Color F - H Orianne 14K Tanzanite, Diamond 21720