18K Gold 3.55ct Tanzanite & 1.20ctw Diamond Ring

Updated September 22, 2026

18K White Gold 3.55ct Tanzanite and 1.20ctw Diamond Ring <br> <br> <br> An impressive gemstone ring crafted in solid 18K white gold, featuring a vivid 3.55-carat natural oval-cut tanzanite surrounded by approximately 1.20 carats of natural diamonds. <br> <br> <br> The center tanzanite displays a rich bluish-violet color and is secured in a prominent four-prong setting. A dramatic halo of baguette-cut and round brilliant-cut diamonds frames the gemstone, while additional diamond accents continue along the shoulders for exceptional brilliance and a substantial fine-jewelry presentation. <br> <br> <br> This item comes with a professional appraisal. <br> <br> <br> Specifications <br> <br> <br> Metal: Solid 18K White Gold <br> Ring Size: 7 <br> Total Item Weight: 6.70 Grams <br> Country of Manufacture: USA <br> Estimated Retail Replacement Value: $13,573.00 <br> Reference Number: WAG7756 <br> <br> <br> Tanzanite Details <br> <br> <br> Gemstone: Natural Tanzanite <br> Shape: Oval Cut <br> Quantity: 1 <br> Carat Weight: 3.55 Carats <br> Color Grade: Bluish Violet <br> Clarity Grade: Type I <br> Cut Grade: Very Good <br> <br> <br> Diamond Details <br> <br> <br> Gemstone: Natural Diamond <br> Shapes: Baguette and Round Brilliant Cut <br> Quantity: 107 <br> Total Carat Weight: 1.20 ctw <br> Color Grade: G–H <br> Clarity Grade: SI1–SI2 <br> <br> <br> Total Gemstone Weight: 4.75 ctw <br> <br> <br> Appraisal: Professional appraisal included

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