Westclox A-201 = Seiko 66B

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10 1/2”’ | Hand Wind | Swiss Lever | Sweeping Seconds |

Remarks:

  • Diafix setting on the escape wheel

 

  • Listing ID: 4294
  • Manufacturer / Brand: Seiko / Westclox
  • Caliber: Westclox A-201 = Seiko 66B
  • Size: 10 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: Gold-plated Nickel?
  • Power Reserve: 45 hours
  • Production Period: Unknown, probably around 1060 - 1965
  • Identification: Movement marked A-201. Compared to Seiko 66B.
  • External Link: https://uhrforum.de/threads/identifizierte-uhrwerke-die-weder-bei-ranfft-lorenz-noch-im-watch-wiki-zu-finden-sind.86322/page-13#post-2398441
  • Country: Japan / U. S. A.
  • Contributor ©: Uhrforum.de member malikka

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