This adjustable open‑band ring features vintage carved Celtic knot patterns on one side, with delicate interlaced details. The other side holds a heart‑shaped birthstone secured by prong setting. Twelve colorful heart‑cut birthstones correspond to each month for multiple selections.Celtic knot stands for eternal bond, paired with heart‑shaped birthstone to represent exclusiveness and protection. Retro ethnic patterns match brilliant colored heart stones for a distinctive look. It works as personal adornment as well as meaningful souvenir gift.Product Features: