6.25 carats total weight Heart Marquise Shape Swiss Blue TopazMulti-Gemstone Necklace in Sterling Silver Stones: Genuine Swiss Blue Topaz: 1 piece, Heart Shape 8.00mm Genuine Swiss Blue Topaz: 2 pieces, Marquise Shape 10x5mm Genuine Swiss Blue Topaz: 2 pieces, Marquise Shape 8x4mm 6.25 carats total weight Gemstones have a deep rich color and tremendous fire. Necklace: 3.70 grams Pure Sterling Silver with .925 stamp Cable Style 16 to 18 inch adjustable length, 2 1/4 width Approximate Retail Value: $99.99 Necklace features one of a kind design with a beautiful White Gold finish. 100% Money Back Guarantee. Includes a Signature Gift Box