Paternal is wearing 8mm Coral and 8 and 10mm Black Onyx. The Coral stone in Paternal opens, activates & stimulates the Root Chakra. Paternal help with heartburn & hiccups, promotes conception & pregnancy, and eases childbirth. Also, the Black Onyx in Paternal helps heal Past Life Issues/Old Wounds, Teeth, Bones, Blood Disorders, Ailments, Cell Damage, Glaucoma. Outside the Benefits of wearing Paternal, it can be worn as a fashion statment.