Modern Pearl  Ring  Natural Modern Pearl Ring model is made of 925 sterling silver. The black parts on the ring have been oxidized to give an aging look. The stone on our women's silver ring is a natural stone and is mounted on the ring with the plastering technique. The back part of our ring model is processed and texture appearance is provided. If our product is in stock, it will be shipped the same day. If it is not in stock, it will be made and shipped within 2-3 working days.