Sterling Silver Black and White Diamond Open Heart Pendant Necklace (1/5 cttw, J-K Color, I2-I3 Clarity) Contemporary heart pendant necklace with twisting ropes of white and black diamonds Cable chain with spring-ring clasp Black diamonds may have been treated to improve their appearance or durability. All our diamond suppliers confirm that they comply with the Kimberley Process to ensure that their diamonds are conflict free. Imported Carat weight listed is the total for all stones.