Natural Lapis Lazuli Stone Ball Size Available from 20 mm to 60 mm Natural Healing Lapis Lazuli Stone Ball for Reiki Healing, Crystal Healing, Numerology, Tarot, Astrology, Vastu, Angle Healing & Feng Shui 100% Authentic, Original and Natural Healing Stone / Crystal / Gemstone - small holes, crack marks on the surface or inside the stones are often visible.