The One Jewelry 925 Sterling Silver Dancing spark Super Shiny Diamond Surround Double Ring Sunflower Ladies Round Cut Diamond Cubic Zirconia Round Halo Pendant Necklace 18"Pendant Necklace 18"(JP0482) Dancing jewelry features a unique setting that allows the stone to move continuously. The "dancing" spark is a revolutionary patented mechanism allowing the center stone to continuously move to create a constant movement and sparkle. The center stone CZ is suspended from two fine points and is designed so that the stone does not touch the body, but continually moves in a vibrating fashion. Free 1mm 18 inch 925 sterling silver BOX Chain and silver polishing cloth Stylish & Great for Everyday Wear!100% Satisfaction Guaranteed!