Diamonds & Engagement Rings - J.R.Dunn Jewelers specializes in GIA certified diamonds and engagement rings. We carry a huge variety of ring settings including Tacori, Verragio, Simon G just to name a few. We also carry a full array of fine Swiss watches. Located in the heart of South Florida, J.R.Dunn is an authorized jeweler for Rolex, Breitling, Tag Heuer, Chopard and more. is offering a huge number of cutoff points for the chance of the customers. You can help totally upheld advancement codes, refund codes and coupons and save upto 10%.