Established in 1987, Khan Diamonds has been operating in the historical Jewelers building at 333 Washington Street in Downtown Boston. Mr. Khan is a GIA Graduate gemologist, Accredited Jewelry Professional, Certified Pearl Expert and Stringer as well as a senior member of the National Association of Jewelry Appraisers (NAJA)! Mr. Khan is one of the very few NAJA certified Appraisers in the Boston area. Being a family owned and operated jeweler, “we guarantee you top-notch customer service”.