7.00ct Blue Topaz and 0.28ctw White Topaz Silver Ring
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Description
(A22V8) One 925 silver ladies cast blue and white topaz ring with a bright polish finish. The featured blue topaz is set within a white topaz bezel supported by white topaz set shoulders, completed by a two millimeter wide band. Trademark is Orianne. Identified with markings of "925". Condition is new, good workmanship. One prong set rectangular step cut natural blue topaz approximate weight of 7.00ct., 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 mixed cut natural white topazs approximate total weight of 0.28ct., clarity is eye clean, colorless, very slightly grayish, white color, (GIA W 0/3), cut is good. Transmitting light with no distortion, transparent. Color grade is an average for the group. Graded in the setting. Total Weight of Colored Stones 7.28 ct. Total Weight of Ring 4.45 gm
Buyer's Premium
- 17%
7.00ct Blue Topaz and 0.28ctw White Topaz Silver Ring
Estimate $80 - $140
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Item located in Agoura Hills, CA, usSee Policy for Shipping
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