Chopard Happy Hearts Rose Gold Onyx Diamond Earrings. Model reference: 837482-5210. The Happy Hearts line cradles the heart as a signature model of the tender Happy Diamonds collection, portraying it with a vivid imagination. The enduring pendant earrings performed in 18K rose gold are decorated with sophisticated heart-shaped onyx hanging down from the smaller hearts, which house one of Chopard's hallmark mobile diamonds. Displaying a glimmering festivity of love, these iconic earrings are a tender and elegant present that will convey all warm sentiments to your beloved.