World-Class Gemstone Certification & Authentication
Leading the industry with cutting-edge technology and expert gemological analysis for over 15 years
Our state-of-the-art laboratory provides comprehensive gemstone testing services with internationally recognized certificates that ensure authenticity, quality, and value for your precious stones.
Our Laboratory Services
Comprehensive gemstone testing and certification services using advanced technology and expert analysis
Gemstone Certification
Professional identification and grading of precious and semi-precious gemstones with detailed reports.
- Advanced Testing Equipment
- Expert Gemologists
- International Standards
Jewelry Authentication
Complete authentication of jewelry pieces including metal testing and gemstone verification.
- Metal Purity Testing
- Gemstone Verification
- Detailed Reports
Diamond Screening
Advanced diamond screening services to detect synthetic and treated diamonds.
- Synthetic Detection
- Treatment Identification
- Quality Assessment
Our Achievements
Numbers that speak for our expertise and reliability
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Certificates Issued
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Happy Clients
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Gemstones Tested
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Years Experience
Why Choose GCI?
We provide the highest standards of gemstone certification with cutting-edge technology and expert analysis
Advanced Technology
State-of-the-art equipment including spectrometers, microscopes, and advanced testing instruments for accurate analysis.
Expert Gemologists
Our team consists of certified gemologists with decades of experience in gemstone identification and grading.
International Standards
Following international standards and protocols to ensure consistent and reliable certification results.
Fast Turnaround
Quick processing times without compromising on quality, ensuring you get your results when you need them.
Verify Your Certificate
Enter your certificate number to verify its authenticity and view detailed information about your gemstone.
GCI Certificate
GCI202557CHLV9FRuby
Natural, Untreated
2.5 CaratsReady to Get Your Gemstone Certified?
Contact us today for professional gemstone testing and certification services