Australian Opal Bracelets Unforgettable Limited Edition Design Pearl and Matte Bead Layered Bracelet in Gold Lisa Angel C164 Crystal Opal Beaded Bracelet for Women RetailBD Bracelet 14K Opal Beaded Bracelet 14K Yellow Gold Bead, Bracelets Opal Tube Bracelet: Gold Filled Beading Chain, 'play of Color Gold And Genuine Opal Beaded Bracelet With Pull Tie World Market. 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