14KT White Gold 16.86ct Blue Topaz and Diamond Ring A8058. Great Condition! YH8522HR. One electronically tested 14KT white gold ladies cast blue topaz and diamond ring with a bright polish finish. The featured blue topaz is set within a stylized tiered diamond bezel supported by diamond set shoulders, completed by a three and one-half millimeter wide band. Identified with markings of "14K". Condition is new, good workmanship. Containing: One prong set rectangular step cut natural blue topaz, measuring 16.00 x 12.02 x 7.20mm, 15%. bulge factor, approximate weight of 16.86ct., clarity is eye clean, type I, dark, very slightly grayish, very slightly greenish blue color, (GIA vslgB 7/3), 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. One Hundred Twenty-Eight prong set round brilliant cut diamonds, measuring 1.50 - 1.40 x 0.87mm (depth est.) approximate. Total Weight of 128 Stones = 1.52ct. Graded in the setting. Clarity: I-1 to I-2. Color: H - J. Total Weight of Colored Stones 16.86ct. Total Weight of Diamonds 1.52ct. AIG Appraised at $5,825.00.

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