Any commercial or not-for-profit organization or any individual engaged in any sector of the diamond trade, from producer to retail, or any entity (commercial or not-for-profit) or individual engaged in providing professional services to the diamond industry who has applied and meets the membership criteria as outlined in the Membership Kit and has been approved by the Membership Committee may become a member.

Those interested in joining and supporting the reforms of the WDC adopted in 2013, are encouraged to contact the WDC Executive Director or the World Diamond Council Secretary.