Complete Description Page
#177: Waltham 6 Size - Hairspring or Balance
Complete
Complete Description: Need hairspring or balance
complete for Waltham 6s, model 1889, 15J. There
appears to be some ambiguity in the Waltham part
numbers. I need the breguet spring (overcoil),
distance from stud hole center to jewel hole
center is about 3.5mm. Total diameter of
hairspring is about 6.6mm. Thank you for looking!