Aquamarine is considered a power stone with a gentle and calming energy, like the water of the sea. Wearing it is said to heal the wearer from deep within their heart and body. It will release suppressed emotions and gently soothe the waves of emotion caused by miscommunication and difficulty expressing oneself. Color: Blue Material: Natural stone Stone Material: Aquamarine Approximately 15cm Aquamarine 8mm Crystal 5mm, 8mm Cracked Crystal 8mm Please note that there may be natural imperfections, cracks, and inclusions unique to natural stones. This is a handmade item. Please refrain from purchasing if you are looking for a perfect product. The thread is elastic, but please handle it with care and avoid excessive force. The knot may come out during wear and removal, but in such cases, please slide it back into the hole. The protrusion of the knot does not constitute a defect, so please understand. Photographed in natural light. Please understand that there may be slight differences in color.