1. Jewelry Exchange Of Maryland
501 N Frederick Ave Ste 103, Gaithersburg, MD 20877
Coordinate: 39.15094,-77.20913
Phone: (301) 869-1655
2. Gaithersburg Coin Exchange
16 E Diamond Ave, Gaithersburg, MD 20877
Coordinate: 39.14206,-77.19709
Phone: (301) 284-0876