Grade 313 is a manual-winding movement manufactured by South Bend Watch Company. It is an 18-size pocket watch movement featuring crown wind and lever set. This high-grade American-made caliber was produced in-house and discontinued before the 1930s.
TECHNICAL SPECIFICATIONS
Movement Type
Manual Winding
Display Type
Analog
QUICK FACTS
TYPE
Manual WindingSTATUS
DiscontinuedMANUFACTURE
In-houseCOUNTRY
USAALSO KNOWN AS
313