Glossary & Picture Library, learn

  • Culet
  • Crown Height Percentage
  • Crystal
  • Crown Angle
  • Crown Height
    For a round brilliant cut, an ideal crown height typically falls between 12% and 16% of the total diamond depth.
  • Crown
  • Conflict Diamonds
    zimbabwe-diamond-mine
  • Colour
    DCLA uses an official master set of diamonds to compare the diamond in question and determine its exact colour grade.
  • Coloured Diamond
    Fancy-colour-Diamonds
  • Coated Diamond or Coating