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

Eterna 1497K

Features
automatic
sweep second

Data
6.75''', Dm= 15.3mm, Do= 15.55mm
H= 4.8mm
F= 1.1mm
T= 1.7mm
17 jewels
f = 21600 A/h
power reserve 42h

Balance staff U3278

Stem (W3274)

Mainspring / battery
1.30 x 6.5 x 0.075mm

Hands
1.20 x 0.70 x 0.21mm

Comments about the data

Remarks
smallest automatic with sweep second
Golden Heart: 23K-gold rotor-weight 1.3g, rhodium plated together whith bearing sector
strange: indirectly driven minute allows a relatively big balance (D=7.3mm) and low profile

generations:
1463: setting lever with screw
1497: setting lever with pin

Example, year: signature; shock device
1966: 6110036, Eterna-Matic Watch Co Swiss, Pat., 17 Jewels - Patented; Kif Ultraflex

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
Poststr. 32a
26388 Wilhelmshaven
Germany
phone +49 (0)4423 9849691

email: info@ranfft.de
.