How do i contact diamond tours customer service? Toll Free Customer Number. 800-336-5711. Reservations and Customer Service Hours. Monday – Friday, 9 AM – 6 PM, Eastern Standard Time. National Headquarters Address. Diamond Tours, Inc.How do i contact diamond delivery? Contact one of our customer service representatives at 250-763-0023 (1-888-963-0023 toll free), and experience our commitment to our customers from initial contact to the delivery of your order.Rest assured that when you choose Diamond Delivery, you will be taken care of by our regional experts with a province wide terminal network.How do i contact a diamond and jewelry consultant? Simply contact a Diamond and Jewelry Consultant at 1-888-565-7641 or 1-800-242-2728. What if I can't find the diamond I want on your site? Please call 1-888-565-7641 to speak with an expert Diamond and Jewelry Consultant about a special order diamond. Can I view a loose diamond I purchased before it’s set in a ring?Who is diamond communications? Diamond Communications is a leading wireless infrastructure company experienced in all aspects of tower development and wireless site management including: Diamond Communications is a leading wireless infrastructure company experienced in all aspects of tower development and wireless site management.