Untested no wire housing Antique South Bend Alternating Current Demagnetizer, a specialized horological tool used by watchmakers to remove magnetic fields from timepieces. This early 20th-century instrument features a fabric-wrapped coil mounted on a weighted black base with original metal terminals and a lever switch. The body displays clear vintage patina and wear consistent with its age and professional use in a repair shop setting. The original printed text on the coil remains visible, identifying it as a product of The South Bend Watch Co. of South Bend, Indiana. Ideal for collectors of antique scientific instruments, watchmaking history, or industrial decor.