A Full Service Jewelry Store! National Estate Jewelers has served clients seeking the highest quality jewelry experience throughout the tri-state region. Since we opened our current location in East Brunswick, New Jersey in 1999, we’ve expanded 3 times to become Central Jersey’s largest estate jeweler. We are the area’s largest jewelry, coin, diamond and watch buyers with private offices and a team of GIA Graduate Gemologists, Numismatists, and trained jewelry professionals ready to evaluate your items with our no pressure offer system.