"Stone" series A large silver ring inlaid with natural stone (howlite) with a marble pattern. The sense of size with a strong presence makes an impact on the hand. Howlite symbolizes "purity and innocence" and has a high purifying effect and an excellent sedative effect. It is said to have the effect of enhancing calmness and insight, and keeping the mind and body pure. * Since natural stone is used, each stone part has a different expression.