Trade Organisations
De Beers partners with NAJ to launch new diamond grading service
![](https://www.jewelleryfocus.co.uk/wp-content/uploads/2016/08/502_Eureka_AW_PRINT_CMYK_Lightened-e1470926737203-780x470.jpg)
The National Association of Jewellers (NAJ) has announced a partnership with De Beersโ diamond grading service in the UK.
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