HomeRanfft
Watches
Pink Pages
for Timepieces
.
Home
All Items
Ranfft Items
Brand Shops
Commit an Item
How to do right
Condition of Watches
About Watches
Links
  Help   Log In  Register, Clients   Deutsch  English  EUR  US$  CHF  UKŁ 
 
 
 Index  Timepiece Archive, Categories  Archive: Watch Movements    Timepiece Market 
 
View picture in original size
Fig. 1

View picture in original size
Fig. 2

View picture in original size
Fig. 3

Certina 17-211

Features
automatic
date: set by changing 22:15-24h

Data
7.75''', Dm= 17.2mm
H= 5.1mm
T= 2.0mm
32 jewels
f = 21600 A/h
power reserve 39h

Balance staff U3256

Stem W3216

Mainspring / battery
1.20 x 6.0 x 0.07mm

Hands
1.00 x 0.55mm

Comments about the data

Remarks
rotor ball-bearing with 7 ruby balls (cf. Certine 15-21)

family/generations:
15-20: 6.75''', 19800 A/h
15-21: 6.75''', 21600 A/h
17-211: 7.75''', 21600 A/h, date
17-221: 7.75''', 21600 A/h, date, new balance

Example, year: signature; shock device
ca. 1970: Certina, 17-221, 25 Jewels; Incabloc
(Certina 17-221)

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


bidfun home
...the alternative - free of charge!
Dr. Roland Ranfft
Erkelenzer Str. 98
41844 Wegberg
Germany
phone +49 (0)2434 6034670

email: info@ranfft.de
.