12”’ | Automatic | Swiss Lever | Sweeping Seconds | Date |

Remarks:

• Movement family:
  • PUW 570: no date
  • PUW 590: date

• Listing ID: 960
• Manufacturer / Brand: PUW
• Caliber: 590
• Size in French Lignes: 12'''
• Size range mm largest diameter: 22 - 31 mm
• Shape: Round
• Winding: Automatic
• Hands Setting: Crown
• Seconds Hand: Sweeping seconds (central seconds)
• Escapement: Lever (Swiss, English, Glashütte)
• Date, Day, Month...: Date
• Jewels: 25
• Setting Lever Screw/Pin Position: Left
• Balance Position: Bottom (120 - 240°)
• Shock Protection: Trishock
• Beats per hour: 18,000
• Balance Type: Monometallic screw balance
• Power Reserve: approx. 50 hours
• Production Period: 1958? - 1960
• Identification: Movement plate marked PUW 590 under the balance wheel. Listed in the Flume K2 catalog from 1962.
• External Link: https://uhrforum.de/threads/identifizierte-uhrwerke-die-weder-bei-ranfft-lorenz-noch-im-watch-wiki-zu-finden-sind.86322/page-51#post-6872975
• Country: Germany
• Contributor ©: Uhrforum.de member buchenhain