This 14k yellow gold necklace features 11.14-mm. ct. t.w. of diamonds and measures 11.14-mm. length x 11-mm. width. Colored diamonds have been treated to enhance their color. Prong setting 11 diamonds Imported Material & Care 14K Yellow Gold, Diamond Clean with a soft bristle brush or cloth and warm soapy water. Use gold polishing cloth on gold items.