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

Denis Brothers 19.5'''H8.4

Features
stem wind and pin set, fusee/chain
additional key wind and set
sweep second
power reserve display 30h
hack feature with slide

Data
19.5''', Dm= 43.6mm
H= 8.4mm
19 jewels
f = 16200 A/h
power reserve 30h

Stem key 1.2˛mm

Hands
2.50 x 1.75 x 0.30 / 0.50mm

Comments about the data

Remarks
early stem wind after Adolphe Nicole
English lever escapement
bimetallic screw balance, Breguet hairspring
fusee with spring to maintain power during winding
diamond cap
usually not before 1945: direct sweep second
usually not before 1960: indirect minute

Example, year: signature; shock device
1869: 28193, Denis Brothers, Melbourne

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
.