ETA
Nivaflex automatic mainsprings for wristwatches
Nivaflex mainsprings from Boley for automatic winders.
Nivaflex mainsprings from Boley for automatic winders.
4160x Previous product11/11Next product
name4160x
width1.5
Ø12.5
thickness0.11
length600
calibreETA 7750
item No.82041600