Analysis & Grading Colored Diamond Reports & Services

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Available Reports

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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Colored Diamond Identification and Origin Report

Describes the colored diamond’s color grade and identifies natural vs. treated color. For loose or mounted colored diamonds of any size.

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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
Measurements
Polish & Symmetry
Fluorescence
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

Laser Inscription

Microscopically inscribes diamond’s girdle with its unique GIA report number for easy identification, or with a personal message, or symbols.

Diamond Type Analysis

Determination of diamond type – Ia, Ib, IIa or IIb. Results delivered verbally, or by letter upon request.

Sealing

Diamond and key grading information sealed in compact, tamper-resistant package for easy transport and display. Limit on diamond dimension may apply.

Quality Assurance Service

Variety of testing-only services to determine diamond authenticity, natural vs. synthetic, natural vs. treated, or specific treatment identification.

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