Look absolutely lovely in Adina Eden's Diamond Onyx Heart Charm, featuring a chic onyx coin pendant that shows off a dazzling diamond heart etching. Create a marvelous custom pendant necklace when you wear this gem on the chain of your choice for an elegant look. Product Details 14K Gold Round Brilliant-Cut Diamonds 0.47 Carats Onyx 2.98 Carats Size: 1.5 MM x 20 MM Can Be Worn on Any Necklace Chain Sold As a Single