Second date jumper spring
Second date jumper
4.Switch lever A and B setting position
Switch spring
Switch spring
Switch lever B
Switch lever A
Hammer operating lever A
Chronograph coupling lever
TECHNICAL GUIDE
VK73
Switch lever B is set between the
switch spring and hammer operating lever A .
Switch lever A is set between the
switch spring and chronograph coupling lever.
Version-02
8
6
24
24
18
Setting position
SII Products
11
27
19
34
*2
*3
Enlarged view
*2
*3
*1
*1