This gorgeous ring is beautiful and breathtaking. An impressive 11.50 carat rectangular smoky quartz holds its own in a four-prong setting adorned by round white topaz accents. 11.64 carats T.W. 18k gold-plated sterling silver. Sizes 6-10.Main Stone: 1 Emerald Octagon Cut Genuine Smoky Quartz, 20 mm x 10 mmAccent Stone: 14 Genuine Topaz18k Gold-Plated Sterling Silver; Contains 5.00 grams of Sterling SilverMeasures: 10 mm wide x 20 mm long x 10 mm high; Shank Width: 3.0 mm wideIncludes gift box and drawstring pouch18k Gold-Plated Sterling SilverContains 5.00 grams of Sterling SilverShank Width: 3.0 mm wideDimensions: 10 mm wide x 20 mm long x 10 mm highIncludes gift box and drawstring pouch No clasp, 15 Polished finish Prong setting Warranty available, Fullreplacement warranty, 30 Days Thailand Imported Product Specifications 11.64 Material & Care Metal, Sterling silver Clean with a soft cloth.