Superior Diamond Setting Strives To Create The Jewelery Of Their Customers’ Dreams Established in 1990, Superior Diamond Setting is a family-owned business serving many of Bostons most prominent Jewelers. The company is also open to the public (by appointment only). Superior Diamond Setting has more than 20 years of experience in diamond setting as well as fine jewelry design and repair. Superior Diamond sells ideal-cut diamonds and also offers appraisal services, custom design, pearl stringing, antique jewelry repair and reproduction, diamond setting, diamond engagement and wedding bands and much more. Superior Diamond Setting strives to create the jewelry of their customers’ dreams using the finest materials while offering the most affordable prices in town.