Secure Acquisition, Escrow & Delivery
Diamond Inspection Before Purchase: A Practical Checklist
A diamond inspection before purchase should confirm that the physical stone matches the supplied laboratory report and identify any condition, treatment or durability issue that could affect the acquisition. The inspector should check the report number, measurements, carat weight, shape, inscription and identifying characteristics. For fancy-colour diamonds, the review should also consider colour distribution, zoning, tone, saturation and whether the sales description agrees with the laboratory’s origin and treatment findings. Inspection does not establish fair price, legal title or future value, but it provides an essential independent view of the stone before funds are released or a return period expires.
The Risks Inspection Addresses
A valid report may have become separated from the stone it originally described.
The diamond may have been chipped, abraded, repolished or recut after grading.
Seller photographs may hide colour zoning, windows, inclusions or surface damage.
What the Inspector Should Verify
The basic identity check includes report number, shape, measurements, weight, inscription and plotted characteristics where available.
The inspector should review the girdle, corners, points, culet and surface for damage.
Any material mismatch should be documented before the buyer accepts the stone.
Fancy-Colour and Treatment Review
The complete colour wording should agree with the report and seller description.
Natural-diamond origin and natural-colour origin are separate conclusions.
Known treatments and any care implications should be explained clearly.
Cut, Appearance and Durability
An inspection should assess colour distribution, brilliance, extinction, windowing and outline.
Inclusions should be considered for visibility and structural risk, not only the stated clarity grade.
The intended setting should be discussed when points, corners or inclusions require protection.
Using Inspection With Escrow
The inspection period and acceptance standard should be written into the escrow or purchase agreement.
Funds should not be released until the inspector’s agreed work is complete and the buyer has received the findings.
Return shipping and insurance responsibility should also be defined in advance.
What This Means for a Private Buyer
Independent inspection is most valuable when it is arranged before the transaction becomes irreversible.
Use the Secure Acquisition, Escrow & Delivery guide hub, the diamond escrow guide and the guide to international diamond purchases. Pelican can include inspection coordination within private sourcing.
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Frequently Asked Questions
Who should inspect a diamond before purchase?
A qualified independent gemmologist who is not financially dependent on the sale.
Does inspection replace a laboratory report?
No. The report and physical inspection serve different purposes.
What damage should be checked?
Chips, abrasions, fractures, damaged points, girdle issues and evidence of recutting or repolishing.
Can the inspector confirm natural colour?
The laboratory report provides the formal colour-origin conclusion; the inspector should confirm consistency with the stone and report.
Should a mounted diamond be inspected?
Yes, but a loose stone usually allows a more complete examination.
When should escrow funds be released?
Only after the agreed inspection and acceptance conditions are completed.
Private acquisition