Diamond Exchange USA specializes in buying diamonds .75 ct. and larger. Not only do we pay the highest amount for your diamonds, we also provide the smoothest transaction available. In most cases an UNDER 48 hour transaction turnaround is possible. After we purchase your ring we will also reimburse for your shipping and insurance charges (when applicable). We've been in business since 1992 and our experience and integrity are unmatched. We have GIA Graduate gemologists on staff whose sole purpose are grading stones. Sending your diamond to a stranger is an unusual and uncomfortable thing to do so it's important to know as much possible not only a about the company you're dealing with but the people you'll be working with. So if you have any questions don't hesitate to ask. Please call or email us today.