Natural Rock Crystal Lithotherapy Elastic Bracelet Bracelet made of rock crystal beads Some inclusions are possible, but the crystal is dominant translucent. Dimensions: Length: 18 cm (other sizes available on request). Elasticated, it adapts its size to that of your wrist! So it can be worn by most people regardless morphology. Bead diameter: 8mm. Each stone being unique, with its own characteristics, the bracelet you will receive may differ slightly from the one of the photo (darker or lighter). About the gem: This stone of the Quartz family is considered the most mighty of all. It is both a transmitter, a receiver and an amplifier of positive energies that will give you the strength to move forward and will protect you from bad external influences.