18k Rose Gold-Plated Sterling Silver and Cubic Zirconia Two-Tone Heart Pendant Necklace, 18" Suspended from a delicate cable chain, the pendant on this necklace features a small heart plated in warm rose gold and nestled within a larger, polished sterling silver heart, whose simulated diamond accents lend a touch of sparkle. Crafted in .925 sterling silver Cubic Zirconia is an affordable diamond alternative that reveals brilliant shine and a meticulous cut. Imported