LunaFor ultimate subtlety and style, look no further than Luna. This is a masterpiece formed of authentic meteorite fragments and vibrant magenta agate, housed in durable ion plated tungsten carbide. Since every meteorite fragment displays its own unique pattern, your ring won't just be out of this world, it will be one of a kind. We use US standard ring sizes. To find your perfect fit, please refer to our sizing guide below.