Stretchable Elastic Handmade Smokey Quartz Bracelet | Diameter : 2.5 Inch. | Stone Size - 8 mm Natural Healing Stone for Reiki Healing, Crystal Healing, Numerology, Tarot, Astrology, Vastu, Angle Healing & Feng Shui 100% Authentic, Original and Natural Healing Stone / Crystal - small holes, crack marks on the surface or inside the stones are often visible. Material : Natural Healing Stones See Images & Product Description For Healing Properties.