One electronically tested 18KT white gold ladies cast tanzanite and diamond ring with a bright polish finish. Condition is new, good workmanship. The featured tanzanite is set within a diamond bezel supported by elaborate diamond set split shoulders, completed by a two millimeter wide band. Identified with markings of "18K 750". One prong set square cushion mixed cut natural tanzanite, measuring 9.80 x 9.65 x 7.20mm, 6% bulge factor, approximate weight of 5.56ct., clarity is eye clean, type I, medium dark, very slightly grayish, violetish blue color, (GIA vB 6/3), cut is good. Transmitting light wih no distortion, transparent. Graded in the setting. Seventy prong set emerald and round brilliant cut diamonds approximate total weight of 70 Stones - 1.42ct. Graded in the setting. Clarity VS-1 to VS-2 Color G - H Orianne 18K Tanzanite, Diamond 20795