The Messika pop-up store in Selfridges, London.

The Responsible Jewellery Council has announced the certification of five companies, including Messika Diamonds, the Gem Certification & Assurance Lab, Christian Dior Couture, Cookson Metaux Precieux and Ashwin Diamonds.

The RJC now has 670 members, 422 of which are certified, alongside 33 code of conduct certified members.

“It is a pleasure to announce Messika Diamonds SAS has been certified against the 2013 COP. The new provisions under the 2013 COP address important issues for our Members and their supply chain. We are thrilled to see Members achieving Certification against the standard and warmly congratulate Messika Diamonds SAS,” says Andrew Bone, RJC’s executive director.


The successful verification assessment was led by Anne-Lise Legrand from SGS United Kingdom Limited, one of the independent third-party auditing firms accredited by the RJC.

Albert Safrana, president of Messika Diamonds says: “Our RJC Certification represents for Messika Diamonds the reward and the recognition of a very qualified know-how we have built with integrity since many years. This achievement highlights how the practice of high ethical standards is an essential part of Messika Diamonds’ business commitment. This certification enables us to place ourselves among the best traders, who are the most famous jewelry brands in the world.”