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Solitaire Gemmological Laboratories (SGL) is an independent international laboratory that provides professional gemstone identification and grading services to the gems & jewellery industry worldwide through its centres in London, Mumbai (Bombay), Bangalore,Chennai, Hyderabad, Thrissur, Coimbatore, Pune and Jaipur. We are also the first international gemmological laboratory to specialise in certifying diamond studded jewellery in the United kingdom and to offer Mobile laboratory services all over the country for the same.
All SGL laboratories, as a part of the seamless network, use the same system, process, technology and methodology globally to provide top of the line service to the gems & jewellery industry.
By combining innovative thinking, new technology, and values such as integrity and commitment, SGL has built gemmological laboratories equipped to meet the ever so evolving challenges of the industry. Each day, we strive to protect diamond retailers, manufacturers, traders and the end consumers, by providing them with the highest quality reports and professional services.
We grade each stone with thorough detail supported by the latest technology and vast gemmological expertise of a highly qualified team. As a buyer who wants to make an informed decision, you will find a treasure house of knowledge and expertise.
At SGL we make every effort to make your experience with us of great value in enhancing your professional and business goal. As a wholesaler or a fine jewellery retailer, you can be rest assured that SGL is the doorway to the best diamond grading and gemstone identification in the world.
Solitaire Gemmological Laboratories Ltd.(SGL) is a neutral organisation and does not endorse or recommend any commercial product, company or individual, including companies or individuals with websites that may offer a link for any related services to the Solitaire Gemmological Laboratories Ltd. website.
MOBILE LAB SERVICES
  The only international laboratory to offer onsite certification for studded jewellery across the U.K.  
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DIAMOND CERTIFICATION
  Profressional gemstone identification and grading services by expert gemmologists.  
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JEWELLERY CERTIFICATION
  With information on all diamonds irrespective of size, whether a solitaire or side stones.  
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