Qualco 11E4B8 = Seiko Champion

30 views

11 1/2”’ | Hand Wind | Swiss Lever | Direct Sweeping Seconds |

Remarks:

  • Used in the first Seiko Champion model. The movement name corresponds to the name of the watch model
  • Balance bridge instead of balance cock
  • Seiko Diafix setting for escape wheel on the bridge side
  • The movement is also available with 19 jewels
  • Qualco is a brand of the Benrus watch company
    Also found in watches of other Benrus brands:

    • Sovereign: MODEL 11E4B8 marked on movement
    • Belforte: MODEL 11E4B7 marked on movement

 

  • Listing ID: 2883
  • Manufacturer / Brand: Seiko / Qualco
  • Caliber: Qualco 11E4B8 = Seiko Champion
  • Size: 11 1/2'''
  • Shape: Round
  • Winding: Manual (Crown)
  • Hand Setting: Crown
  • Seconds Hand: Sweeping seconds (central seconds)
  • Escapement: Lever (Swiss, English, Glashütte)
  • Date & Day: None
  • Jewels: 17
  • Setting Lever Screw/Pin Position: Left
  • Balance Position: Bottom (120 - 240°)
  • Shock Protection: Seiko Diashock
  • Beats per hour: 18,000
  • Balance Type: Mono-/Bimetallic screw balance with Breguet hairspring | Glucydur | Nickel | Brass
  • Power Reserve: Unknown
  • Production Period: From 1960
  • Identification: Listed as Qualco 11E4B8 and as Seiko Champion in the Marshall Handy Manual of 1966 (without picture). Qualco logo (Q in shield) marked on barrel bridge.
  • External Link: https://uhrforum.de/threads/identifizierte-uhrwerke-die-weder-bei-ranfft-lorenz-noch-im-watch-wiki-zu-finden-sind.86322/page-31#post-4064775
  • Country: Japan
  • Contributor ©: Uhrforum.de member Badener (Andreas Kelz)

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Your email address will not be published.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