From the website:
Absolute Brilliance is the retail jeweler's premier choice for special order loose diamonds. Being a direct manufacturer of diamond rough, the high quality, competitive pricing and immense on-hand inventory would seem to be enough to make Absolute Brilliance the industry's leader. However, Retailer Jewelers both loyal and referrals all state that it is the personalized, individual service and custom tailored programs that keep them calling Absolute Brilliance for special order requests loose diamonds. Service goes far beyond just providing the right diamond, at the right price, right away Absolute Brilliance provides training tools and sales aids to assist the retail jeweler to consummate the sale and create a customer for life. For a complete list of sales aids, approved customers can login and peruse.