Derby

(Derby, Switzerland)

Movements

caliber size jewels shockprot. construction features condition
33 10 1/2''' 15 Incabloc (old)
A,HSKM,F s OK
34 5 3/4 x 8 1/2''' 10 none
H,SKMF loose hairspring
40
127

Details

By clicking onto the photos, you can access the detail pages of the movements
 

    Derby 33

    Derby 34