Swarovski 1028 Round Rhinestones (chatons) with foil (foil can be removed for a diamond or jewel look). Available in a huge variety of sizes, colors, and special effects.
Swarovski 1028 XILION Chaton shown here in PP9 Aquamarine Champagne. The Champagne effect adds more brilliance, color vibrancy, and unique light refractions to your projects.