Natural Stone Silver Opal Earrings Size: Approximately 9.3mm in diameter * 7mm thick; Metal Material: silver925 silver, stamped with s925; Weight: Approximately 1.59g, comes with a pouch, product number A2778; Opal [October Birthstone] October marks the peak of the harvest season, and harvest festivals are held in Europe and America. As if to show the joy of the harvest, opal, which brings happiness to people and has the meaning of "joy, comfort, and overcoming sorrow to gain happiness," is the birthstone of October. Opal is a lucky charm. [About Opal] Opal is characterized by its beautiful iridescent play of color. The secret lies in the "play-of-color" effect, where the refraction of light changes depending on the size of the particles, producing different colors, creating the unique and beautiful colors of opal. With an elegant design, it's perfect for girls' gatherings, dates, and more. ■The color of the photo may differ from the actual product due to the shooting environment. Instant purchase OK. Thank you!