![Bergeon Suspension Spring 77.500-B42 (10593202959)](http://perrinwatchparts.com/cdn/shop/products/77.500-B42-300_300x300.jpg?v=1595351774)
# 42 Bergeon Suspension Spring relative to the image, the clock suspension spring dimensions are as follows:
Suspension Spring Dimensions |
A (mm) |
B (mm) |
C (mm) |
|
13.9 |
27.70 |
6.75 |
# 42 Bergeon Suspension Spring relative to the image, the clock suspension spring dimensions are as follows:
Suspension Spring Dimensions |
A (mm) |
B (mm) |
C (mm) |
|
13.9 |
27.70 |
6.75 |