Analysis & grading Coloured Stone Reports & Services

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Available reports

11111Coloured Stone Identification Report

Coloured Stone Identification Report

Identifies and describes a material and lists detectable treatments. For any polished, rough, loose or mounted material.

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11111Coloured Stone Identification & Origin Report

Coloured Stone Identification & Origin Report

An Identification Report, with geographic origin added. For polished, rough, loose or mounted natural ruby, sapphire, emerald, Paraíba tourmaline and red spinel only.

View sample report
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Comparison Chart

Coloured Stone Identification Report
Any material, any size View sample report
Identification and Origin Report
Coloured Stone Identification & Origin Report
Ruby, sapphire, emerald, Paraíba tourmaline and red spinel only View sample report
Approximate Cost $120 * $170 *
Full Gemmological Exam
Cutting Style
Identification Conclusion
Tested for treatments
Geographic Origin **
Results & Observations
Full Colour Image
*Note: prices shown are for ruby, sapphire, emerald, alexandrite and tourmaline under 3.00 ct.
**If origin can be determined and is applicable to the gemstone type.
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Coloured Stone Services

Add-On Services

GIA Add-On Services give you further information or security for your coloured stone.

Follow-Up Services

GIA Follow-Up Services verify, re-evaluate or update results from your original GIA Report.

Specialty Services

GIA Specialty Services offer further analysis and information on your noteworthy coloured stones.

Batch Services

GIA Batch Services utilise GIA-developed technology to analyse and sort coloured stones based on varying test types.


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