Birthstone October with wave necklace The opal is the birthstone for the month of October and stands for creativity, hope and inspiration. This fascinating gemstone is characterized by its dazzling play of colors, which shine in all the colors of the rainbow depending on the light. The opal symbolizes passion and the constant flow of energy. Product details: Material: stainless steel (silver or high-quality gold-plated) Chain length: 45 + 5 cm (adjustable) Stone: CZ zirconia (cubic zirconia) Properties: hypoallergenic, waterproof, durable and sustainable Packaging: Each necklace comes in a stylish jewelry box, perfect as a gift or for your own shine.