Canary CZ Oblong Cushion Pendant-18" Center Canary CZ Size is 16 x 12 mm Mark .925 Sterling Silver Matching Ring is Also Available, Please Search the Link http://www.amazon.com/gp/product/B009WXUFP6 Matching Earring is Also Available; Please Search the Link http://www.amazon.com/gp/product/B00ED3Y6PA