COLOR: Amethyst MEASUREMENT: -Small: 15mm to 20mm in length approx. -Large: 25mm to 30mm in length approx. MATERIAL: Amethyst Gemstone FINISHED: Smooth SHAPE/STYLE: Free-form GEMSTONE MEANING: Amethyst is a gemstone of all gemstones. It's said to protect its wearer against seductions. It is the stone of spirituality and sobriety. It offers protection against drunkenness. It was also esteemed as a stone of friendship. A stone of the mind that helps to learn spiritual, mystic and psychic energy. And eases compulsive or obsessive behavior. NOTE: - Color of the materials may vary due to computer settings.