Gubelin Gem Lab is a specialized laboratory located in New York, New York, focusing on the testing and identification of colored gemstones. Situated in the heart of the city at 608 5th Avenue, this laboratory serves clients who require expert analysis and certification of precious stones. Its central location makes it accessible to jewelers, collectors, and industry professionals seeking reliable gemstone assessments.
The laboratory offers a range of services that include the examination of gemstone authenticity, quality evaluation, and detailed reporting. Using advanced techniques and equipment, the team at Gubelin Gem Lab conducts thorough investigations to determine the origin, treatment, and characteristics of various gemstones. This scientific approach ensures that each gemstone receives an accurate and comprehensive evaluation.
Clients can expect a methodical process that prioritizes precision and transparency. The laboratory’s experts are equipped to handle a variety of gemstone types and provide insights that assist in making informed decisions about purchase, sale, or insurance. Gubelin Gem Lab maintains a commitment to technical excellence within the gemological field, supporting the needs of the local market in New York and beyond.
As a trusted institution in the gemstone industry, Gubelin Gem Lab plays a critical role in upholding standards and fostering confidence among buyers and sellers. Its location in New York places it within a vibrant commercial environment where gemstone expertise is essential. The laboratory continues to be a resource for those requiring dependable gemstone testing and identification services.


































