Graduate Diamonds Online Diploma

Students examine the technical expertise needed to grade, buy, and sell diamonds with the insight of a seasoned professional. Coursework explores the GIA diamond grading procedures to assess the 4Cs – color, clarity, cut and carat weight – and how they affect diamond value. Students use professional diamond grading equipment for the purposes of examining a diamond’s quality characteristics to grade and identify diamonds.

What You'll Learn

  • Develop in-depth, hands-on experience with the GIA International Diamond Grading System™ and the 4Cs (color, clarity, cut and carat weight); appreciate how they affect diamond value
  • Grade diamonds in the D-to-Z color range
  • Detect diamonds treatments, simulants and laboratory-grown diamonds
  • Recognize when advanced testing is required

Possible Career Paths

  • Auction House Jewelry Specialist
  • Diamond Buyer
  • Diamond Grader
  • Diamond Assorter
  • Jewelry Business Owner
  • Jewelry Sales Professional
  • Retailer
  • Wholesaler
View Popular Career Paths

Topics Covered

Here are some of the topics covered in the Graduate Diamonds online diploma coursework

PE_GGP_TopicsCovered-Diamond-132x74 DIAMONDS & DIAMOND GRADING

Judge and grade diamonds by the 4Cs and color.

PE_GGP_TopicsCovered-Equipment-132x74 EQUIPMENT & INSTRUMENTATION

Learn diamond identification and grading skills GIA graders use.


Identify gemstones that have been laboratory-grown, treated or are imitations.

PE_GGP_TopicsCovered-Markets-132x74 MARKETS & SUPPLY CHAINS

Understand how market factors and the supply chain affect value.


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How to Earn the Graduate Diamonds Online Diploma

Enroll and complete two online courses and one lab classes.

We recommend this sequence to maximize your comprehension of key concepts and course objectives:

GEM 130 – Diamond Essentials Online Course

GEM 230 – Diamonds & Diamond Grading Online Course

GEM 230L – Diamond Grading Lab Class

Select a course or lab class above to learn more and apply

View the Online Diploma Requirements Chart

Learn about Online Education