Oval cut Sapphire measures 6.6 x 5 mm & weighs 0.92 ct. The gem, sourced from Sri Lanka (Ceylon), is cornflower blue in color with a bit of light green on one edge. Very pretty gem. Set in sterling silver; size 6.75. All of my items are made of solid Sterling Silver & Solid Karat weight gold (no filled or plated) with natural gemstones. item #2291 Oval Cut Ceylon Sapphire Ring in Sterling Silver #2291