The grounding stone, worn on skin. Monrich onyx jewellery with real polished black onyx set into waterproof Premium 18K Gold Plated (PVD) over 316L stainless steel. Pendants for the neck, rings for quiet focus, bracelets that anchor a busy day. Hypoallergenic, tarnish-free, real stone (not dyed glass), built to stay on through shower, gym and sleep.