Jumping Jack Cash is a chain of pawn shops and has 7 stores in such cities as Aurora, Centennial, Denver, Thornton. Language spoken is primarily English. Accept Cash. Jumping Jack Cash does loans and buy gold, silver, jewelry, loose stones and coins, plus watches like Rolex, top brand electronics, appliances, smartphones, receivers, players, top brand tools like Hilti, Makita, Bosch, work radios, video game consoles, guitars, amplifiers, drums, mixers, sport equipment, memorabilia, bikes, RC toys, jerseys.