Hours Of Operations Helzberg Diamonds New Jersey Trenton 08648 Helzberg Diamonds Hours of Operation and Location in Trenton, NJ 08648 4.0 - 42 votes 3320 Us Highway 1, Trenton, NJ 08648 (609) 750-9300 Get Directions Helzberg Diamonds Hours Category: Jewelry Hours Hours may vary due to season or holiday reasons. For specific hours, please contact store directly. Map Explore TrentonView More Apparel Dd's DISCOUNTSBurlington Coat FactoryColdwater CreekKmartK & G Fashion Superstore Sports VansColemanLady Foot LockerModell's Sporting GoodsJazzercise Jewelry Hobby LobbyBurlington Coat FactoryKohl's OutletKay JewelersChico's Recommend For You H & M Body Central Five Below Coach David's Bridal Quick Stop Clarks Motherhood Maternity FAO Schwarz Lucky Brand