Opal Bracelet Buying Guide: Styles, Quality & Care Tips opal bracelet Opal bracelet, Gemstones, Jewelry Ethiopian Opal Bead Bracelet, Faceted Roundel Opal Stone Faceted Beads Multifire Opal Beaded Bracelet for Women, Multicolor Opal Beaded Elegant Purple Opal Beaded Stretch Bracelet Set: Gold filled Layered. Material: Opal, Agate, Crystal Care instructions: 1. Use a soft cloth to wipe. After each wear, you can use a soft cloth to wipe. 2. Avoid contact with water, as prolonged exposure to moisture can cause discoloration. 3. Store properly. If not wearing the jewelry for a long time, it is recommended to store it properly to avoid prolonged exposure to air, which can cause oxidation. Imported Product measurements: 19. 7 in