Materials: 14K gold plated on brass, cubic zirconia, lab-created opal
Materials: 14K gold filled
Gold Filled Jewelry consists of 2-3 layers of solid gold (bonded or pressed) with other metals a brass, silver, or other base metal.
Lab created opals are man-made opals that have the same chemical composition, internal structure, physical properties, and appearance as natural opals. They are often called lab-created opals, lab-grown opals, or cultured opals to indicate their man-made origin.