8 3/4 x 12”’ | Hand Wind | Swiss Lever | Small Seconds |

Remarks:

• There are two very similar movements that have different winding stems and different setting lever springs:
  • PUW 8 3/4 x 12”’ old
  • PUW 8 3/4 x 12”’ new

• Listing ID: 6137
• Manufacturer / Brand: PUW
• Caliber: 500
• Size in French Lignes: 8 3/4 x 12'''
• Size range mm largest diameter: 22 - 31 mm
• Shape: Form
• Winding: Manual (Crown)
• Hands Setting: Crown
• Seconds Hand: Small seconds
• Escapement: Lever (Swiss, English, Glashütte)
• Date, Day, Month...: None
• Jewels: 15
• Setting Lever Screw/Pin Position: Left
• Balance Position: Bottom (120 - 240°)
• Shock Protection: None
• Beats per hour: 18,000
• Balance Type: Monometallic screw balance
• Power Reserve: Unknown
• Production Period: 1933 - at least 1958
• Identification: Dial side marked with PUW. Listed in the Flume K1 catalog in the part from 1947.
• Country: Germany
• Contributor ©: Uhrforum.de member Badener (Andreas Kelz)