3.00 carat total weight Gemstone. Swiss Blue Topaz : 1 piece, Heart Shape, 9.00mm.Gemstone has a nice color and clean clarity. Pendant measures 3/8 x 3/4 inches and weighs 1.69 grams. Retails for $79.99Pendant features top quality workmanship and a beautiful finish. Pendant is in pure Sterling Silver Rhodium Finish and stamped .925.Includes a 18″ Italian Sterling Silver Rhodium Finish Box Chain, a $9.99 value.