ImaGem offers grading and appraisal services to the trade and consumers.

Diamond Grading Certificate (Light Behavior & Clarity Plot available)
ImaGem Light Behavior Certificate
ImaGem-Secure Registration Certificate
Diamond Jewelry Reports (Light Behavior Analysis available as add-on)
Consultation Service (for pre-purchase, quality assurance, guidance etc.)

Diamond Grading Services are available at the following locations

USA – Philadelphia

India – Surat

Brazil – Brasilia

Diamond Grading Certificates

Custom Grading Services

Besides the services mentioned above, PGGL offers custom services to trade. Call or email us to discuss your special needs and we can customize a diamond or moissanite grading service/certificate to match your requirements. Minimum volume may be required. Volume discounts are available.