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Longines 428

Features
manual wind

Data
10.5''', Dm= 23.3mm, Do= 23.7mm
H= 2.5mm
F= 1.0mm
T= 1.3mm
17 jewels
f = 21600 A/h
power reserve 40h

Balance staff U3307

Stem W3243

Hands
1.30 x 0.70mm

Comments about the data

Remarks

family/generations:
standard regulator, Kif-Flector:
420: sub second
428: no second
micrometer regulator, Kif-Ultraflex:
846: sub second
847: no second

Example, year: signature; shock device
1-2) 1971: 50802479, Longines Swiss, 428, 17 Jewels; Kif-Flector
3-4) 1972: 51854522, Longines Swiss, 428, 17 Jewels; Kif-Flector

Not for Sale!
The movements presented in this caliber finder are not for sale. This is only a data sheet for identification and evaluation of the movement calibre, as well as for approximate dating.

bidfun-db 21.3 © 02-08-15, mtr-Ranfft


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