A heart of emerald, a soul of fire, a necklace to match your inner desire This 18K two tone emerald and diamond necklace features a lovely heart shaped emerald weighing approximately 7.00ct. The emerald is accentuated by round cut diamonds weighing approximately 2.50ct. The approximate Color and Clarity of the diamonds is H-I and VS2-SI1. The necklace is 18.5 inches long and weighs 25 grams.