Diamond Buyers in Newark, CA Newark Jewelry Center5646 Thornton AveNewark, CA, 945605107975993Diamond BuyersGold BuyerGold BuyersJewelersJewelry BuyersJewelry RepairJewelry RepairingJewelry StoresManufacturing CompaniesBaron's Diamonds Direct1201 Newpark MallNewark, CA, 945605107957050Diamond BuyersShow More