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View picture in original size
Fig. 1

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Fig. 2

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Fig. 3

IWC 403

Features
manual wind
sweep second

Data
10.5''', Dm= 23.4mm
H= 3.15mm
17 jewels
f = 19800 A/h
power reserve 41h

Balance staff U3340

Stem W3277

Comments about the data

Remarks
1970-1974, 25800 (403 + 403H)
like 402, but Lubrifix-66 combined settings for escapement wheel, and steel lever
Breguet hairspring
adjustment screws on balance spokes

Example, year: signature; shock device
1967: 1839474, International Watch Co., Swiss - IWC Probus Scafusia; Incabloc
(IWC 402)

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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