These 10k yellow gold earrings feature 1.10 ct. t.w. of created opal gemstones, 0.07 ct. t.w. of diamonds and measure 17.03-mm. length x 7.8-mm. width. Almost all gemstones have been treated to enhance their color and require special care. Prong setting 2 created opal, 14 diamonds Imported Material & Care 10K Yellow Gold, Created Opal, Diamond Clean with a soft bristle brush or cloth and warm soapy water. Use gold polishing cloth on gold items.