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Graduate Gemologist® Program

The GIA Graduate Gemologist diploma program delivers a comprehensive gemology education on diamonds and colored stones. Using the latest gemological equipment, you will work with real diamonds and gemstones under the trained eyes of GIA instructors. Through extensive lab work, you will practice identifying and grading diamonds and colored stones in an efficient, accurate and consistent manner.

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)
  • Grade diamonds in the D-to-Z color range
  • Build a knowledge base about colored stones and the colored stone market
  • Use gemological equipment effectively to identify gemstones
  • Use the GIA Colored Stone Grading System to evaluate gemstone quality
  • Identify gemstone characteristics, simulants and treatments, laboratory-grown gemstones and recognize when advanced testing is required
  • Understand how gems are mined, fashioned and brought to the marketplace
  • Recognize how quality, rarity and color affect value
  • Determine how market factors affect gem value

Possible Career Paths

  • Appraiser
  • Auction House Jewelry Specialist
  • Colored Stone Buyer
  • Diamond Buyer
  • Diamond Sorter/Grader
  • Estate Jewelry Dealer
  • Gemologist
  • Inventory Control Specialist
  • Jewelry Business Owner
  • Jewelry Buyer
  • Jewelry Sales Professional
  • Lab and Research Professional
  • Merchandiser
  • Pawnbroker
  • Retailer
  • Sales Associate
  • Wholesaler

Topics Covered

Here are some of the topics covered in the Graduate Gemologist® diploma program.

PE_GGP_TopicsCovered-Diamond-132x74 DIAMONDS & DIAMOND GRADING

Judge and grade diamonds by the 4Cs and color.

PE_GGP_TopicsCovered-ColoredStones-132x74 COLORED STONES & COLORED STONE GRADING

Learn the characteristics of colored stones, with a focus on ruby, sapphire, and emerald.

PE_GGP_TopicsCovered-GemID-132x74 GEM IDENTIFICATION

Identify more than 60 species of gemstones, distinguish natural from laboratory-grown gems, and detect gem treatments.

PE_GGP_TopicsCovered-Equipment-132x74 EQUIPMENT & INSTRUMENTATION

Learn diamond identification and grading skills GIA graders use.

PE_GGP_TopicsCovered-Treatment-132x74 TREATMENTS, LABORATORY-GROWN & IMITATIONS

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.

GET STARTED

SELECT A CAMPUS AND LEARN MORE

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STUDY AT THE GIA SCHOOL On campus, full-time learning

Immerse yourself in the world of gems and jewelry and earn your Graduate Gemologist® diploma by studying at a GIA campus. This transformative program opens up a world of opportunity.

Offered at the following campuses