Glossary & Picture Library, learn

  • Eye-Clean
    Eye-Clean Diamond: Understanding Clarity
  • Extra Facet
  • Equivalent Colour Grade (ECG)
    The Diamond Equivalent Colour Grade (ECG) is a system used to compare the colour grades of diamonds assessed by different grading laboratories.
  • Emerald Cut
  • Durability
    chipped diamond
  • Eight Cut
  • Dispersion
  • Directional Hardness
    Diamond's Crystal Structure
  • Diamond Dust
    Diamond Powder Manufacturer
  • Diamond Gauge