Postal Explorer > Mailing Standards of the United States Postal Service, International Mail Manual > 5 Nonpostal Export Regulations > 560 Export of Rough Diamonds > 563 Additional Information
For additional information relating to the import or export of rough diamonds, see the contact information that is available from the Office of International Trade, Strategic Enforcement Branch at http://www.cbp.gov/xp/cgov/toolbox/contacts/office_intl_trade_contacts.xml.
Additional information relating to the Kimberley Process Certification Scheme is available at http://www.state.gov/e/eb/diamonds/c19974.htm.