2 Swarovski 4861 Fireball Crystals. These amazing crystals are elegant jewelry components. These faceted crystal balls are called fireballs and are in a aqua blue color, called Bermuda Blue. They are solid round crystals covered in facets and flat spot for gluing. They would make gorgeous earrings, or give a sparkling effect on clothing and other projects. They have been discontinued by Swarovski. They are mint in the original D.S. Swarovski package.