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View picture in original size
Fig. 1

Zodiac 61A (AS 1687)

manual wind
sweep second
hack feature

11.5''', Dm= 25.6mm, Do= 26.0mm
H= 3.6mm
F= 1.1mm
T= 1.7mm
17 jewels
f = 21600 A/h
power reserve 44h

Balance staff U2839

Stem W2837

Mainspring / battery
Zf774, 1.25 x 10.0 x 0.11 x 320mm

1.50 x 0.90 x 0.21mm

Comments about the data

The family is based on the manual wind calibre AS 1687/1688.

21600 A/h:
61: manual wind
68: manual wind, date
70: automatic
72: automatic, date
74: automatic, calendar
75: automatic, 24h display, date
76: automatic, day, date
36000 A/h:
78: automatic, date
86: automatic, day, quickset date
88: automatic, quickset date
suffix A: enhanced precision regulator
suffix B: quickset date
suffix D: high hand fittings for Astrographic models (mysterious display)
only know variants listed

Example, year: signature; shock device
ca. 1960: Zodiac Ltd., Swiss, 17 Jewels; Incabloc
(Zodiac 68A)

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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