Jumping Jack Cash is a chain of pawn shops and has 7 stores in such cities as Aurora, Centennial, Denver, Thornton. Pawnbroker can conduct business in English. Accept Cash. Pawnbroker has been providing such financial services to individuals as buy, sell and trade. Jumping Jack Cash offers the most for stuff like gold, silver, jewelry, loose stones and coins, plus watches like Rolex, TV's, computers, smartphones, DSLR cameras, appliances, top brand tools like Hilti, Makita, Bosch, work radios, xbox, playstation, nintendo game consols and gears, musical instruments and equipment, stage light, hunting and fishing stuff, golf clubs, bikes, jerseys. People say that prices are the best at this place with retail store atmosphere. You will find the staff to be great and eager to answer any questions you have.