Established in the UK, EDR offers a wide range of services to the diamond sector, including: diamond grading reports, jewellery reports, diamond polishing solutions, training research and general diamond consulting..

EDR has a fully equipped diamond grading laboratory, located in Hatton Garden, the UK's diamond centre. Ultimately our aim is to provide a service of re-assurance for the authenticity and quality of diamonds we grade.

The purchase of a diamond can be an important expression of love or accomplishment, whilst it also represents a major investment. Therefore you need and deserve to feel confident in your new purchase. An independent diamond report from EDR offers added value to your diamond, as the unique features have been examined and defined. With an EDR diamond or jewellery grading report, you can have complete confidence.

Using our growing profile, EDR constantly addresses the rapid growth of the diamond sector internationally and seeks to further develop London as a UK diamond centre. Based in Hatton Garden, we offer the local and wider diamond community access to secure & reliable diamond grading reports.