Polished Diamond Grading Course

ISD’s PDG course will covers all the topic related to polished diamond, students will Learn diamond grading techniques and its value. Practical session on grading hundreds of diamonds of diffract grades,sizes and quality. The course covers practical training using sophisticated equipments as well as ISD 10x loop for identification and grading of diamonds as per International & domestic Standards.


  • Introduction of diamond grading
  • Manufacturing stages from rough to polished diamond
  • The 4Cs of diamond grading (color, clarity, cut, and carat weight)
  • Grading of fancy shape diamond
  • Understanding of treatment & synthetic diamond.
  • Valuation of pointer and solitaire diamond.
  • Practical exams

Enrollment FormRequist Info