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Fig. 1

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Fig. 2

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Fig. 3

Longines 508

Features
automatic
sweep second
day
date: quickset by repeated pushing the crown

Data
11.5''', Dm= 25.6mm, Do= 26.0mm
H= 6.0mm (6.1mm with dial spacer)
F= 1.8mm
T= 2.6mm
17/21 jewels
f = 21600 A/h
power reserve 44h

Balance staff U3314

Stem W3265
(W3264 for cases without recess to push the crown)

Hands
1.50 x 0.90 x 0.22mm

Comments about the data

Remarks
micrometer regulator
This movement line is a Record design, and it was adopted by Longines, when Record was acquired by Longines. It is not known, whether the later variants with 21600A/h were also available as Record calibres.

family/generations:
19800 A/h:
501: date
503: day, date
505: quickset date
507: day, quickset date
21600 A/h, micrometer regulator:
506: quickset date
508: day, quickset date

Example, year: signature; shock device
1972: 51365433, Longines, Swiss, 21 Jewels; Kif-Ultraflex
1(Longines 506, dial view Longines 507)

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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