y el grosor no importa para lo largo del eje???
podria ser el ut 31?
[SIZE=+1]Unitas 31[/SIZE]
Features
stem wind and set
sub second
Data
18.5''' (18.5...21'''), Dm= 41mm, H= 5.3mm
15 jewels
f = 18000 A/h
power reserve 33h
Remarks
open face calibre
option: Breguet hairspring
family:
29: open face, H= 6.5mm
30 : hunter, H= 6.5mm
31: open face, H= 5.3mm
32: hunter, H= 5.3mm
33: open face, H= 4.15mm
34: hunter, H= 4.15mm
362: hunter, H= 4.7mm
Example, year: signature; shock device
ca. 1930: 55, 273
(Alpina 273)
o este???
[SIZE=+1]Unitas 33[/SIZE]
Features
stem wind and set
sub second
Data
18.5''' (18.5...21'''), Dm= 41mm, H= 4.15mm
15 jewels
f = 18000 A/h
power reserve 33h
Remarks
open face calibre
option: Breguet hairspring
differences not known between 33, 383
family:
29: open face, H= 6.5mm
30 : hunter, H= 6.5mm
31: open face, H= 5.3mm
32: hunter, H= 5.3mm
33: open face, H= 4.15mm
34: hunter, H= 4.15mm
362: hunter, H= 4.7mm
Example, year: signature; shock device
ca. 1930: 55, 273
(Alpina 273, Unitas 31, H= 5.3mm)