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  1. Programs
  2. Professional Gemologist

Professional Gemologist

International Gem Society

Course

Become a contributor for free to openly demonstrate student outcomes, industry alignment & eligibility criteria.

The International Gem Society (IGS) was one of the first online schools of gemology to serve a global audience. Our goal is to provide a flexible and affordable education in gemology. IGS's founder, Donald Clark, CSM IMG, created a robust testing process to ensure that those with IGS certification would stand out in the crowd. IGS continues to use the testing process created by Donald Clark to ensure continuity and rigor.

Format

Online

Eligibility Calculator

Which aid programs apply to this program?

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Program Pathways

Credentials this program stacks toward

No program pathways.

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Program Details

Detailed information about this program

Who is this course for? Professional Gemologists: Sharpen your skills. Hobbyists: Enhance your knowledge. Aspiring Gem Professionals: Learn key knowledge and skills to pursue your passion What this course offers Learn basic gemology. Understand gem properties. Use gemology tools. Identify gemstones.

Requirements

What you need to earn this credential

No requirements listed.

Financial Aid

Eligible funding programs

No funding information available.

Scholarships

No scholarships listed.

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Locations

Where this program is offered

No locations specified.

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Related Programs

Programs related to this one

No related programs.

Skills & Competencies

Skills developed through this program

  • Identify Gemstones
  • Using Instruments and Testing Procedures
  • Classify Gems
  • By Crystal System Mineral Habit and Formation
  • Apply Gemological Terminology
  • To Gems Jewelry and Settings
Career Pathways

Occupations this program prepares you for

  • Gem and Diamond Workers51-9071.06
  • Jewelers and Precious Stone and Metal Workers51-9071.00
What You'll Learn

Key competencies developed through this program

Auto-populated·from NSX Competency Framework

Mastery: emerging (Level 1)(based on Course)

  • Magnifying glasses and loupes — use under direct supervision to examine gem surfaces for obvious visible flaws on a production floor.
  • Cut angles and bore positions — verify against standard specifications under supervisor guidance during routine gem processing.
  • Polish and symmetry grading terminology — recognize and apply basic definitions when sorting stones according to established grading charts.
  • Polariscopes and refractometers — operate with step-by-step instruction to distinguish common gemstone types in a supervised lab setting.
  • Plot diagrams — complete basic clarity characteristic documentation for common stones under close mentorship in a grading environment.
  • Pricing guides and wholesale rate sheets — reference under direction to produce initial value estimates for standard gem lots.
  • Hand tools for gem handling — use with care and arm-hand steadiness to avoid damage during entry-level sorting and inspection tasks.
  • Inventory management software — enter basic gem descriptions and quantities into a pre-configured database under supervisor oversight.
  • Customer inquiries about gem suitability — respond to straightforward questions using scripted guidance and product reference materials.
  • Quality control protocols — follow established checklists to flag out-of-tolerance stones for review by a senior gem worker.

Some details on this page are auto-populated from public workforce data sources: O*NET (opens in new tab), BLS (opens in new tab), College Scorecard (opens in new tab), DOL Training Provider Results (opens in new tab), NSX (opens in new tab). Provided in partnership with LER.me Career Intelligence.

Student Outcomes

Performance metrics for this program

Auto-populated·from Scorecard + DOL
Completion Rate
99%
Placement Rate
97%