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

Ebosa 86

Features
manual wind
sweep second

Data
8.75''', Dn= 19.74mm
1/17 jewels
f = 18000 A/h

Balance staff
differing specs Flume, Ronda:
U1983, Ronda 3725: pivots, roller
Ronda 3687: pivots, finger
U3051: pointed, finger (only Ebosa 86)

Stem W2194

Mainspring / battery
1.10 x 9.5 x 0.09mm

Hands
1.40 x 1.00mm

Comments about the data

Remarks
pin-lever escapement
indirect minute, hand friction clutch on barrel (Roskopf type)

family/generations:
85, 85N: -
86: prepared for date version
87: date

Example, year: signature; shock device
ca. 1960: Swiss parts 417, 1 Jewel

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
.