One electronically tested 14KT white gold ladies cast tanzanite & diamond ring with a bright finish. The featured tanzanite is set within a tiered diamond bezel, supported by diamond set shoulders, completed by a two millimeter wide band. Identified with markings of "14K". Condition is new, good workmanship. Containing: One prong set square cushion brilliant cut natural tanzanite, measuring 6.50 x 6.40 x 3.82mm, approximate weight of 1.25ct., clarity is slightly included, type I, medium dark, very slightly grayish, violetish blue color, (GIA vB 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. Fifty-Eight prong set round brilliant cut diamonds, measuring 1.60 - 1.40 x 0.90mm (depth est.) approximate total weight of 58 Stones = 0.74ct. Graded in the setting. Clarity: SI-2 to I-1. Color: H - J. Total Weight of Colored Stones 1.25ct. Total Weight of Diamonds 0.74ct. Total Weight of Ring 5.07 grams. AIG Appraised at $5,430.00.