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Why Gem Certifications?

Gemstone Lab certificates issued by the following Trusted Laboratories, which are the best in the business.

  • Authenticity
  • Trust
  • Self Satisfaction
  • Better Resale Value

Gem Certifications from the Bests

GRS GemResearch Swisslab

Gem Research SwissLab – GRS, is a private independent gemmological research laboratory, founded in 1996 by Dr Adolf Peretti. GRS research has focused principally on the identification and characterization of high-quality gemstones from newly discovered mines, as well as determination of origin for gems derived from classic mining regions. The area of research also focuses on the identification of gemstone imitations, synthetics and gemmologists. Their final area of expertise specializes in colour grading and gemstone colour branding.

Their research laboratories located in key global sites are equipped with the latest most sophisticated technology to recognize and identify today’s advanced gemstone treatments. In addition to this, they have a group of dynamic, internationally recognized university professors, scientists and gemmologists.

  • Private independent gemological research laboratory
  • Internationally recognized laboratory reports
  • Founded in 1996
  • www.gemresearch.ch

Gemological Institute Of America

The Gemmological Institute of America (GIA) is a non-profit institute dedicated to research and education in the field of gemmology and jewellery arts. Founded in 1931, GIA’s mission is to protect all buyers and sellers of gemstones by setting and maintaining the standards used to evaluate gemstone quality. The institute does so through research, gem identification and diamond grading services and a variety of educational programs.

In the 1940s, GIA established the “4 Cs” (Cut, Carat, Clarity and Colour) and the International Diamond Grading System™. GIA has been serving the Indian gem and jewellery industry since 2004 when it first opened its Mumbai campus, and four years later, a State-of-the-Art grading laboratory in the same location.

  • First scientific system of diamond cutting.
  • Transparent business conduct
  • ISO 9001:2008
  • www.gia.edu


Gübelin (est. 1854) began when a young man opened up a watch shop in Lucerne, Switzerland. However, it wasn’t until the 1920s when they opened up a gem www laboratory to test the jewels they put in the watches. The company grew bigger and got handed over to younger generations, who stuck to their traditions and kept the integrity of the company throughout the years. With an experience of over 160 years, Gübelin is known for its authenticity, competence and inspiration in their refined skills of horology and gemology.

  • Established in 1854
  • Largest organization of its kind
  • dentification Reports
  • www.gubelin.com

C. Dunaigre

With a long history of significant experience, Christian Dunaigre Consulting (est. April 2008) is one of the best independent and accomplished gem certification laboratories. Having knowledge and experience gained from studying and working at renowned Gem institutes like AIGS and Gübelin, Mr. Dunaigre set up C. Dunaigre Consulting in Switzerland. C. Dunaigre is known for their intricate analysis and grading of gemstones, which makes them the highest level of gemstone certification providers to gemstone and jewellery traders.

  • Internationally recognized laboratory reports
  • Founded in 2008

AIGS - Asian Institute of Gemological Sciences

The Asian Institute of Gemological Sciences (AIGS) is a private gemological school and gemological laboratory based in Bangkok, Thailand. The AIGS was founded in 1978 and was Thailand’s first educational facility devoted to the study of gemstones.The school and the laboratory are located in the Jewelry Trade Center, on Silom Road, in the heart of the gem and jewellery district of Bangkok.

ICA | GemLab

ICA | GemLab is an expert in identification, origin determination, and treatment detection for colored gemstones.Providing ethical, transparent, and responsible colored gemstone certification. The lab provides only unbiased professional opinions on each stone tested. This is supported by tenets of adhering to high gemological standards, the usage of high precision instrumentation, consistent accuracy, and continued research. ICA | GemLab is as an independent and impartial entity for evaluating the quality of colored gemstones and delivering unbiased opinions on them.

Lotus Gemology

Lotus Gemology operates from a base of over 80 years of collective experience in the study, purchase, sale and appreciation of precious stones. Lotus Gemology is the principal source of attraction for precious stones. Thus it should also be the major focus of gemology. In other words, the GEM is the most important part of gemology.

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