Gleaming 8mm faceted hematite gemstones are separated by tiny hematite stones. The sterling om charm is a symbol of a mantra used for chanting and is know as "the sound of the universe". Chanting "om" can help calm the nervous system. Hematite is used often to protect from negative energy and help with grounding. This measures 7 1/2" around the wrist and finishes with a sterling lobster clasp.