ewelry Judge Long Island provides professional, unbiased jewelry appraisals in a state-of-the-art laboratory while you watch. As New York's first and Long Island’s only Master Gemologist Appraiser®, they uphold the highest standards of expertise, ensuring accurate evaluations of diamonds, gems, and fine jewelry. Unlike other services, they do not buy or sell jewelry, focusing solely on transparent appraisals and client education. Founded by Barry Block in 1989, Jewelry Judge is built on integrity, professionalism, and a commitment to empowering clients with knowledge about their valuables.