Black Obsidian Sterling Silver Split Band Statement Ring Size 3.5The ring, crafted in a size 3. 5, is made from polished sterling silver, showcasing a sophisticated and elegant design. Its centerpiece is a small, black, oval shaped obsidian stone, which enhances its aesthetic appeal. Obsidian, a natural stone, is highly regarded for its lightweight properties, durability, and striking beauty, making it an excellent choice for jewelry.