This necklace features soft, glowing black tourmaline and sparkling crystal. The deep black color adds an air of mystery and elegance. It's perfect for adding a touch of specialness to your everyday outfits or for casual outings with friends. The lustrous shine of the black tourmaline catches the eye and subtly enhances your individuality. It's comfortable to wear for long periods. It's suitable for any occasion, from the office to a coffee break, and even a night out for dinner. The necklace chain is 40cm of hypoallergenic surgical stainless steel. If you would like to extend the length, please contact us before ordering. It's an additional 50 yen per 5cm. Tourmaline (October Birthstone) Strengthens mind and body, leads to success, etc. Black tourmaline is also used for environmental improvement. It is said to relieve stress and restore negativity that blocks your path. Crystal (April Birthstone) Healing, purification The most common of all power stones and compatible with any other stone. Materials Used Black Tourmaline 6mm Crystal 4mm Surgical Stainless Steel Necklace Approximately 40cm Artistic Wire (Gold)