Birthstone September with wave necklace The sapphire is the birthstone for the month of September and stands for wisdom, truth and protection. This noble, deep blue gemstone symbolizes clarity and inner peace and is often associated with royal elegance and strength. 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.