Wyler 8 3/4 x 11'''

64 views

8 3/4 x 11”’ | Hand Wind | Swiss Lever | Small Seconds |

Remarks:

  • Backwinder (winding on the back of the watch)
  • Special case design in which the crown with winding stem and pinions for winding and hand setting remain in the case back
  • Listing ID: 352
  • Manufacturer / Brand: Wyler
  • Caliber: 8 3/4 x 11'''
  • Size in French Lignes: 8 3/4 x 11'''
  • Shape: Form
  • Winding: Manual (Crown)
  • Hands Setting: Crown
  • Seconds Hand: Small seconds
  • Escapement: Lever (Swiss, English, Glashütte)
  • Date, Day, Month...: None
  • Jewels: 17
  • Setting Lever Screw/Pin Position: None (Backwinder)
  • Balance Position: Bottom (120 - 240°)
  • Shock Protection: None
  • Beats per hour: 18,000
  • Balance Type: Monometallic screw balance
  • Power Reserve: Unknown
  • Production Period: Around 1930
  • Identification: Shown in the Paulson 1950 in the automatic version. The automatic version is described in Wyler's Swiss patent CH158881 from 1932.
  • External Link: https://uhrforum.de/threads/identifizierte-uhrwerke-die-weder-bei-ranfft-lorenz-noch-im-watch-wiki-zu-finden-sind.86322/page-59#post-8314356
  • Country: Switzerland
  • Contributor ©: Uhrforum.de member Goldstadtjung

Leave a Reply

Your email address will not be published. Required fields are marked *

Before being published, your comment will be checked by a moderator. Therefore you will not see it immediately!

Scroll to Top