Corporate Profile

GS Laboratories of America, Inc. (GSL) is an independent gemological laboratory providing diamond certification, gem testing and jewelry certification services.

GSL is a subsidiary of Gem Scan Laboratories, Canada's largest and most utilized gemological laboratory with a 20 year reputation for precise, professional, secure and unbiased jewelry certification services. At GSL, you can be confident in the knowledge that your personal jewelry certification is meticulously conducted by highly trained and skilled professional gemologists using state of the art technology. Our gemologists are graduates of the Gemological Institute of America, the most recognized and respected gemological teaching institute in the world.

GSL conducts extensive industry research, ensuring the provision of thorough evaluation for our customers.
 

At GSL, your jewelry is digitally photographed and your individual report, which identifies your jewelry, its weight, dimensions, and complete quality analysis, is confidentially stored in our exclusive database as an added GSL security feature.

At GSL, we know that your jewelry has a value beyond the financial. Accordingly, we ensure that each certificate is completed with absolute care, accuracy and the highest security measures. With your jewelry and our detailed certificate in hand, you can be confident in the value and quality of your jewelry.

GSL's business practices are founded on the belief that success today - and in the future - is based on the recognition that we are in a service business which demands the highest standards of TRUST, ETHICS and INTEGRITY.