Precious Stones Course
The Precious Stones Course equips learners with essential skills in gemstone identification, grading, and valuation. Participants master basic tools like refractive index and loupe, interpret lab reports, detect treatments and synthetics, differentiate look-alikes, and deliver ethical pricing for informed decisions in jewellery trade and professional settings.

flexible workload of 4 to 360h
valid certificate in your country
What will I learn?
Acquire practical expertise in recognising, grading, and valuing precious gems confidently. Master refractive index, specific gravity, inclusions, and the 4Cs with simple tools. Differentiate natural stones from synthetics and simulants. Grasp lab reports, treatments, ethical disclosures, and market pricing to assess risks, provide precise quotes, and support smart buying and selling choices.
Elevify advantages
Develop skills
- Gem identification using basic tools: apply refractive index, specific gravity, and loupe for quick real stone detection.
- Detecting synthetics and treatments: interpret lab reports and disclosure notes accurately.
- Differentiating look-alike gems: distinguish sapphire, spinel, glass, and diamond simulants.
- Rapid gemstone valuation: utilise 4Cs and market data for fair per-carat pricing.
- Creating professional field reports: record tests, photos, and valuations for business decisions.
Suggested summary
Before starting, you can change the chapters and the workload. Choose which chapter to start with. Add or remove chapters. Increase or decrease the course workload.What our students say
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