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Certified Lab-Grown Diamonds, Delivered with Confidence.

Diamond Laser Inscriptions: Verifying Your Certified Lab-Grown Diamond

1. What Are Diamond Laser Inscriptions?

A diamond laser inscription is a microscopic engraving applied to the stone’s girdle — the thin outer edge between the crown and pavilion. It’s etched by precision laser at an authorized grading laboratory such asIGI (International Gemological Institute)orGIA (Gemological Institute of America).

The inscription includes your diamond’s unique certificate number, allowing you to match the physical stone to its grading report. According to the Gemological Institute of America, laser inscriptions serve as a permanent and precise method to link a diamond with its grading report.

At LabCreated.Diamonds, every loose lab-grown diamond is IGI or GIA certified, laser-inscribed, and backed by our Lifetime Authenticity Guarantee.

2. Why Laser Inscriptions Matter

Laser inscriptions provide visible proof that your diamond matches its certification. Each diamond in our Shop Loose Lab-Grown Diamonds collection includes an inscription that:

  • ✓ Matches its IGI or GIA certificate number for exact verification.
  • ✓ Prevents accidental mix-ups during resizing or servicing.
  • ✓ Adds protection against fraud or substitution.

The inscription is invisible to the naked eye but easily seen under 20× magnification — offering both beauty and security.

3. How to Verify Your Diamond’s Inscription

To confirm your diamond’s authenticity:

  1. Locate the certificate number on your IGI or GIA grading report.
  2. Examine the diamond’s girdle under a jeweler’s loupe or microscope — the same number should appear as a fine engraving.
  3. Use the official lab report check: IGI Report Check or GIA Report Check.

Each diamond from LabCreated.Diamonds ships with its original IGI or GIA certificate, and the inscription can be viewed under 20× magnification for confirmation.

4. Diamond Inscriptions and the 4 C’s

While inscriptions verify authenticity, a diamond’s beauty is defined by the 4 C’s of Lab Diamonds — Cut, Color, Clarity, and Carat. Together, these qualities determine brilliance, sparkle, and overall value.

Every diamond offered by LabCreated.Diamonds meets VS1 or better clarity and H or better color standards — ensuring a flawless appearance verified by both certification and laser inscription.

5. Lab Diamonds vs Mined Diamonds: How Inscriptions Build Trust

Unlike mined stones, lab-grown diamonds are created under controlled conditions that ensure transparency and traceability. Laser inscriptions provide a permanent record of each stone’s origin and quality, allowing buyers to verify authenticity with confidence — a level of assurance that natural diamonds can’t consistently offer.

6. Our Promise of Authenticity

  • • IGI or GIA certification with matching laser inscription
  • • VS1 or better clarity, H or better color
  • • 3–6 business-day shipping via FedEx Insured Delivery (adult signature required)
  • • Lifetime Authenticity Guarantee & 12-Month Warranty against defects (excluding wear or abuse)

Every diamond is hand-verified under 20× magnification by our in-house gemologists before shipment to ensure the laser inscription matches the certification. Our experts examine clarity, polish, and precision — the same process used by IGI and GIA laboratories.

For details, visit our FAQ page, or explore our education center for expert insights before you buy.

Frequently Asked Questions About Diamond Laser Inscriptions

Are all lab-grown diamonds laser inscribed?

Most certified lab-grown diamonds from IGI or GIA include a microscopic inscription that matches the grading report. It confirms authenticity and traceability.

Can a laser inscription be removed?

Only through repolishing the diamond surface. The process is extremely rare and should only be done by a professional cutter.

Does laser inscription affect the diamond’s beauty?

No — the engraving is microscopic, visible only under 20× magnification, and does not affect brilliance or sparkle.

Ready to find your certified diamond? Browse our full selection of Loose Lab-Grown Diamonds today — each stone is certified, laser-inscribed, and ships within 3–6 business days.

Last updated: November 2025