All new members must provide proof of education, and/or suitable references. Annual upfront payment is required at time of registration for 12 month membership plan. 1 month memberships will automatically renew on the last calendar day of each month, to cancel your membership a minimum of 1 months notice is required. Trading at the London diamond bourse is strictly prohibited for mentor programme members. The London Diamond Bourse retains the right to refuse or revoke membership without reason or notice if deemed necessary by the board. All new members will be required to sign a code of conduct in compliance with London Diamond Bourse rules and regulations.