Gemstone analysis is a crucial process in determining the authenticity, quality, and characteristics of precious stones. GRSI Laboratories follows a systematic approach to evaluating diamonds, colored stones, and pearls, ensuring accurate and reliable certification.
General Procedure
At GRSI Laboratories, gemstone analysis begins with a detailed examination using advanced technology. The general procedure includes:
- Visual Inspection – Assessing the stone’s color, clarity, and surface characteristics.
- Instrumental Testing – Using spectroscopy, microscopy, and other techniques for precise identification.
- Treatment Detection – Determining whether a gemstone has undergone enhancements or treatments.
- Certification – Issuing a detailed report with findings on authenticity and quality.
Diamonds
Diamonds undergo specialized testing at GRSI Laboratories to assess:
- The 4Cs (Cut, Color, Clarity, and Carat Weight) – Determining overall quality and value.
- Fluorescence Analysis – Identifying how diamonds react to UV light.
- Origin & Synthetics Detection – Differentiating natural diamonds from lab-grown or treated stones.
Colored Stones
Colored gemstones, such as rubies, sapphires, and emeralds, require in-depth analysis to identify their origin and treatment history. At GRSI, we examine:
- Hue, Tone & Saturation – Evaluating the gemstone’s true color characteristics.
- Inclusion Analysis – Studying natural formations within the stone for authenticity.
- Heat & Chemical Treatments – Detecting enhancements that affect value.
Pearls
Pearls are analyzed to distinguish between natural, cultured, and imitation varieties. Our experts assess:
- Luster & Surface Quality – Determining the brilliance and texture of pearls.
- X-ray Radiography – Identifying the internal structure for authenticity.
- Origin & Treatment – Detecting artificial enhancements like bleaching or dyeing.
Conclusion
Gemstone analysis at GRSI Laboratories ensures transparency and trust in the gem and jewelry industry. Whether you’re a jeweler, collector, or enthusiast, our detailed reports provide confidence in every stone.
For professional gemstone certification and analysis, visit GRSI Laboratories today!