Sonny's is a long-time established and trusted jeweler in the Marlboro area. We are a Full Service Jeweler, offering the finest in diamonds, watches, and fine jewelry. We provide expert jewelry and watch repair. Don't see what you are looking for in our store? Then let us special order or custom design that perfect piece for you! Need Instant Cash? Sonny's will buy your old gold and diamonds - any condition. Top Prices Paid - We'll beat any competitors price! Make Us your last stop!