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View picture in original size
Fig. 1

View picture in original size
Fig. 2

Junghans 687.00 (J87/10, 687)

Features
manual wind
sweep second

Data
11.5''', Dm= 25.55mm
H= 4.6mm
17 jewels
f = 18000 A/h
power reserve 45h

Balance staff U1805

Stem W3144 / W2808
thread 0.9mm/1.0mm

Mainspring / battery
Zf607, 1.15 x 10.5 x 0.12 x 320mm

Hands
1.41 x 0.79 x 0.20mm

Comments about the data

Remarks
1963-1969

family/generations:
fixed stud carrier:
687.70: base calibre
687.72: date
687.73: date, raised hands
mobile stud carrier:
687.00: base calibre
687.02: date
687.11: raised hands
687.13: date, raised hands

Example, year: signature; shock device
1965: L5, Junghans 687; Junghans II

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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