Transition from day to night with Alexa's favorite diamond necklace. Available in Gold, Rosegold or Whitegold. Material: Gold Karat: 18K Stone: Diamond Stone Colour: White Number of Stones: 7 Stone Carat: 0.28cts Stone Type: VS SI Stone Shape: Round Dimensions: 40cm Does it come with certificate? No Can the piece be engraved? No