Make hearts beat a little bit faster in Adina Eden's Diamond Onyx Heart Necklace Charm, featuring an onyx gemstone, 14K gold heart pendant outlined in an array of petite diamonds. Wear this gem on the 14K chain of your choice for a chic, anytime look. Product Details 14K Gold Diamond Color: H-I Diamond Clarity: I-1 .09 Carat Heart Size: 15MM