A ring with a royal Rolex setting, European Swiss silver, not local silver. Beautiful rare, distinctive with rare stones... . . A rare volcanic obsidian stone . Obsidian is a gemstone. It is a volcanic stone that comes from black lava stones of volcanoes and has several colors, including the famous and desired one for rings and jewelry, the dark shiny black color at the same time, and some of them are translucent with a fake black color, an iridescent petroleum color that shifts between black and petroleum, indicating its nature. It is one of the rare, expensive, and valuable precious stones at the same time. For sale to the highest bidder . Size 8 or 9, adjustable