Diane Mazza of Mazza/Bartholomew draws inspiration for her designs from her Italian heritage and her studies of the Renaissance. Her award-winning designs are characterized by an attention to modern fashion trends and personal touches that help modern women individualize their wardrobes. Gray & Sons has an incredible selection of signed estate jewelry - including famous label jewelry from such names as Cartier, Bvlgari, Van Cleef & Arpels, Tiffany & Co., David Yurman, etc. Gray & Sons is not an authorized dealer of any name brand jewelry on our website. Authenticity is guaranteed or your money back!