Welcome to A. J. Klein Jewelers, a trusted jewelry store in Shelton, CT, where a tradition of personalized service and a comfortable atmosphere awaits you. For generations since 1955, the Klein family has proudly served Fairfield and New Haven Counties, treating every customer like family. Alan Klein, a second-generation jeweler, brings his passion and expertise to create exquisite custom engagement rings and unique custom wedding bands. Beyond bridal, explore their stunning selection of GIA-certified diamonds, fine jewelry, and dazzling diamond wedding bands. A.J. Klein Jewelers also offers comprehensive on-premises services, including expert repairs, appraisals, engraving, restringing, and watch repair.