Accept Cash. Pawn loan is a huge part of Dallas Pawn and Jewelry business, as well as layaway program, buy, sell and trade. The most favorite things to buy and sell in Dallas Pawn and Jewelry are: diamond rings, necklaces, earings, bracelets, chains, coins, TV's, home theatres, iPhones, iPads, Macbooks, car audio, top brand tools like Hilti, Makita, Bosch, work radios, new and vintage game systems, contrlloers and accessories, musical instruments and equipment, stage light, sport stuff, hunting, fishing and camping equipment.