SMJ Gems Testing Lab provides accurate and reliable gemstone testing services with internationally recognized certifications.
Our team consists of certified gemologists with decades of experience in gemstone identification and certification.
Our certifications are accepted worldwide by jewelers, auction houses, and insurance companies.
We provide quick and efficient testing services without compromising on accuracy or quality.
Comprehensive diamond analysis including cut, color, clarity, and carat weight assessment.
Accurate identification and origin determination for all types of colored gemstones.
Expert analysis of rough stones to determine quality, potential value, and optimal cutting approaches.
"SMJ Gems provided an excellent certification service for my grandmother's emerald necklace. The report was detailed and helped me get proper insurance coverage."
"As a jewelry retailer, I rely on SMJ Gems for all my certification needs. Their reports are accurate and trusted by my customers worldwide."
"The team at SMJ Gems was professional and efficient. They identified a treated ruby that another lab had missed, saving me from a bad investment."