14KT White Gold 4.47ct Blue Topaz and Diamond Ring A7586. Great Condition! BR758SV. One electronically tested 14KT white gold ladies cast blue topaz and diamond ring with a bright polish finish. Condition is new, good workmanship. The featured topaz is set within a two tiered diamond bezel supported by split shoulders completed by a three millimeter wide band. Trademark is Orianne. Identified with markings of "14K". Containing: One prong set emerald step cut natural blue topaz, measuring 10.00 x 8.00 x 4.60mm, 10%. bulge factor, approximate weight of 3.86ct., clarity is eye clean, type I, medium, very slightly grayish, very slightly greenish blue color, (GIA vslgB 5/3), cut is good. Transmitting light with no distortion, transparent. Graded in the setting. A deposit of a thin layer has been applied to the topaz to produce the intense color effect. The process utilizes a very high temperature treatment, diffusion of ions into the topaz, plus in some cases neutron bombardment has been used to create the color center. Diffusion processes causes the added ions to become part of the crystal surface with no distinct boundary. Do not put a gem treated in this manner into an ultrasonic cleaner. Forty-Eight prong set round brilliant cut diamonds, measuring 1.60 - 1.30 x 0.87mm (depth est.) approximate. Total Weight of 48 Stones = 0.63ct. Graded in the setting. Clarity: I-1 to I-2. Color: G - I. Total Weight of Colored Stones 3.86ct. Total Weight of Diamonds 0.63ct. Total Weight of Ring 6.81 grams. AIG Appraised at $3,010.00.

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