About Us MELBOURNE DIAMOND EXCHANGE is part of the CAPITAL CITY DIAMOND EXCHANGES PTY LTD GROUP, ABN 23 690 583 308. We own and operate MELBOURNE DIAMOND EXCHANGE, SYDNEY DIAMOND EXCHANGE, BRISBANE DIAMOND EXCHANGE, ADELAIDE DIAMOND EXCHANGE, and PERTH DIAMOND EXCHANGE (website still under construction). All contact to any of the CAPITAL CITY DIAMOND EXCHANGES PTY LTD can be made through one convenient phone number FREECALL 1800 423 786.   Exceptional Value Unlike traditional shop front retailers, we operate on-line only allowing us to keep our overheads to a minimum. We offer our customer the best possible prices available on quality Certified diamonds. All contact to any of the CAPITAL CITY DIAMOND EXCHANGES PTY LTD can be made through one convenient phone number FREECALL 1800 423 786.   Personal Service Unlike traditional online shopping, MELBOURNE DIAMOND EXCHANGE and all members of the CAPITAL CITY DIAMOND EXCHANGES PTY LTD prides itself on our exceptional quality personal service. Our highly experienced consultants will help you with your purchase at every stage. Our consultants are happy to share their knowledge of diamonds with you as we understand it can be such an overwhelming experience with the vast selection of diamonds available. We want you, the customer, to get the very best diamond available working within your budget. Ultimately, we want YOU to be happy with your purchase.