Analysis & Grading Colored Diamond Reports & Services

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Available Reports

11111Colored Diamond Grading Report

Colored Diamond Grading Report

Full quality assessment, color grade and clarity plot. Identifies natural vs. treated color. For loose colored diamonds 0.15 carats or more.

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11111Colored Diamond Identification and Origin Report

Colored Diamond Identification and Origin Report

Describes the color origin (natural vs. treated) for loose or mounted colored diamonds of any size. Color grade included for loose colored diamonds.

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Comparison Chart

Colored Diamond Grading Report
0.15+ carats, unmounted diamonds only View Sample Report
Colored Diamond Identification and Origin Report
Any carat weight, loose or mounted View Sample Report
Approximate Cost $ 147 * $ 98 *
GIA 4Cs Assessment
Color Grade & Origin
Clarity Grade
Carat Weight
Plotted Clarity Diagram
Polish & Symmetry
Tested for Natural Vs.
Synthetic and Treatments
Laser Inscription Optional Optional
Full Color Image Optional Optional
*NOTE: prices shown for 0.85 carat diamond
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Colored Diamond Services

Add-On Services

GIA Add-On Services give you further information or security for your colored diamond.

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 colored diamonds.

Batch Services

GIA Batch Services utilize GIA-developed technology to analyze and sort colored diamonds based on varying test types.


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