This beautiful engagement ring features a white rainbow moonstone set in 925 sterling silver. The ring is handmade and vintage, with a halo setting style that enhances the natural beauty of the gemstone. The moonstone is lab-created and not enhanced, with a round shape and loupe clean clarity grade. The ring is available in all sizes and can be customized to fit any preference. It comes with a seller warranty and is sizable. The band width is not specified, but the ring is described as having a beauty theme. This would make a perfect birthday gift or wedding ring for any unisex adult.