Dancing Diamond Heart 1 Carat 6.5 mm CZ Pendant on a Solid Sterling Silver Chain Dancing Diamond 1 Carat 6.5 mm Center CZ Stone Surrounded by Accent CZ Stones. Pendant Sterling 18 inch .6mm Box Chain Silver chain Item is solid Sterling Silver and Rhodium plated to look exactly like & feel Like Gold. The "dancing" diamond is a revolutionary patented mechanism allowing the center diamond to continuously move to create a constant movement and sparkle. It will move with the Beat of her Heart The center Diamond CZ is suspended from two fine points and is designed so that the diamond does not touch the body, but continually moves in a vibrating fashion