Diamond Source NYC is a jewelry boutique that serves clients in Jersey City. The retail store has an extensive collection of engagement rings, wedding bands, leather bracelets, pendants, necklaces, and stud earrings. It also carries luxury watch brands such as Rolex, Panerai, Vacheron Constantin, and Patek Philippe. The establishment's services include custom jewelry and watch design and value appraisal. It has staff members that can communicate in different languages, such as Russian, Polish, Chinese, and Spanish.