PRECISION GEM GRADING LABORATORY

Diamond Grading Services for Consumers and Trade.

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21st Century Certificate for $21: An explanation of Certificate features

ImaGem has invested several million dollars and nearly 20 years of research to achieve this high level of grading performance. ImaGem's Direct Measurement Technology has been scientifically tested, patented and commercially proven. Using modern methods of statistical quality control, operations research method, and information technology a truly remarkable efficiency and objectivity in the grading process has been achieved. The reduction in the cost of producing a certificate is passed on to you for your benefit. This service is available to members of trade only.

 

Over the last few years, ImaGem's customer base has grown from a handful to over 400 customers worldwide. Amongst these are large and small Gem Labs, premium Retailers and diamond and jewelry manufacturers and traders. View ImaGem's customer list.

 

Our Guarantee*:

  • We use ImaGem's state of art direct measurement technology for grading color, fluorescence, clarity, symmetry and light behavior of loose diamonds. For more details, see Performance Specifications of the ImaGem system. This certificate guarantees accuracy, precision and repeatability on color, fluorescence, gauging, and clarity - unmatched to our knowledge by any lab or equipment.
  • We guarantee that our service will be of the highest quality and accuracy.
  • We use modern methods of statistical quality control, operations research method, and information technology to achieve a truly remarkable efficiency and objectivity in the grading process. 
  • Depending on volume, most of our orders are processed within 48 hours.
  • In the event re-checking is necessary, ImaGem will review the disputed stone and may re-process the stone at no charge.

 

Risk free Offer for first time users:

 

"For first time users only: Try $21 Certificate, if you are not completely satisfied with the Certificate, return the Certificate to us and we will return the grading fee (excluding  shipping and handling) - no questions asked. This offer is valid for certification of a single diamond of up to 1.01 carat*." Call PGGL at 215-774-9406 for details.

 

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