INTERNATIONAL TECHNIQUES
FOR DIAMOND GEADING (I.T.D.G.)

 Syllabus :

• Chemical composition
  
  
• Identification of Diamond and Simulates
  
  
• Use of various Equipments
  
  
• 4’c’s
  
  
• Nomenclature
  
  
• Proportion and system of Proportion Grading
  
  
• Symmetry and  system of Symmetry Grading
  
  
• Polish and  system of polish Grading
  
  
• Introduction to Clarity
  
  
• Clarity Grading according to International
  Standards
  
  
• Grading by Microscope
  
  
• Colour Grading by Master Stones
  
  
• Fluorescence Grading, (in U. V. Light)
  
  
• Valuation according to International Market (up to 10.00 carat)
  
  
• Introduction to Hearts & Arrows cut
  
  
• Various Processes done on Diamonds