Upgrade your existing lighting or add a distinctive finishing touch to any table lamp with these designer lamp finials. Crafted from iridescent geode specimens on shiny brass bases. Handmade in Wisconsin. Meticulously prong-set and fixed with jeweler's-grade adhesives. Shiny brass finial base(s) will fit a standard-size lamp harp with a 1/4" stem. Coloration may vary based on the iridescent, reflective nature of the stone material and varied light sources.