Certifications

Every stone weighing at least 0.25ct (SI quality or better), or at least 0.30ct (H P1 quality), is independently certified by one of 5 certification companies (AnchorCert, IGS, GIA, HRD or IGI).
 

You can see whether your item is certified by looking at your chosen product details under 'Certifications', where you will also see a logo for a Valuation Document.

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A diamond certificate means that all elements of the diamond you purchased have been examined and rigorously tested. Your certification report is recognised proof of "The Four Cs"--Cut, Clarity, Colour and Carat weight-- of your diamond/s. (For more information on "The Four Cs" click here.)

Your report will most likely be from AnchorCert, IGS or GIA. AnchorCert are a British company (part of the Birmingham Assay Office), IGS (International Gemmological Society) are a British company, and GIA are an American company. All are independent bodies which test, grade and certify your diamond through their specialist examination processes. We also use IGI and HRD certificates for some items.

 



AnchorCert Certification


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The largest diamond certification service in the UK —a department of The Birmingham Assay Office (founded by an act of parliament in 1773), the largest UK Assay Office.

  • Confirmation of the carat weight, colour, clarity and cut of your selected diamond.

  • A team of highly qualified gemologists gives you expert opinion from qualified professionals.

  • Laser inscription of Report Number on the girdle of diamonds weighing 0.50ct or more.

  • High quality reports including a digital image of the diamond/s.

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GIA Diamond Certification


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