Couples Key To Heart Necklace Set 18 Carats Gold and Diamonds Necklace, White Gold, Coeur Entrelac Personalized Couple Heart Necklace in Matte Gold Vermeil Theo Grace 18 in. Heart Chain Necklace in 14K Yellow Gold Brilliant Earth Paris 18k gold Heart Necklace LuvLeigh Apparel Necklace Heart For Couples at Lynda Rahman blog. This new style showcases that two hearts are better than one! Two hand formed and hammered hearts one in gold and one in silver are stacked together onto mixed chains. They move around on their own but also come together as one. I love how the necklace creates such a simple but sweet statement! All components are sterling silver or gold filled Pendant outside diameter measures approx. 1" tall by 7 8" wide 18"total length Handmade in Nashville, TN by Freshie & Zero