GRADING AND CERTIFICATION
Ask your jeweler for a GCAL Guaranteed Certificate. Ensure the 4Cs you're paying for are actually the 4Cs you're getting.
GCAL is the only gemological laboratory who stands behind their diamond grading with a guarantee.
Ask your jeweler for a GCAL Guaranteed Certificate. Ensure the 4Cs you're paying for are actually the 4Cs you're getting.
GCAL is the only gemological laboratory who stands behind their diamond grading with a guarantee.
LAB GROWN DIAMONDS
Guaranteed Premium 8X Certificates
Lab Grown Diamond
8X® Ultimate Cut Grade Certificate
Lab Grown Diamond 8X® Ultimate Cut Grade Certificate
Lab Grown Diamond 8X® Ultimate Cut Grade Certificate
Lab Grown Diamond 8X® Ultimate Cut Grade Certificate
Guaranteed Signature Certificates
Lab Grown Diamond
Signature Certificate With H&A
View Sample
Lab Grown Diamond Signature Certificate With H&A
Guaranteed 4C's Certificates
Lab Grown Diamond
4C's Essentials Certificate
View Sample
Lab Grown Diamond 4C's Essentials Certificate
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