9 3/4”’ | Hand Wind | Swiss Lever | No Seconds |

Remarks:

• Part of a family of three movements with different bridge shapes:
  • ETA 631
  • ETA 632
  • ETA 633

• Listing ID: 19216
• Manufacturer / Brand: ETA
• Caliber: 632
• Size in French Lignes: 9 3/4'''
• Size range mm largest diameter: 0 - 22 mm
• Shape: Round
• Winding: Manual (Crown)
• Hands Setting: Crown
• Seconds Hand: None
• Escapement: Lever (Swiss, English, Glashütte)
• Date, Day, Month...: None
• Jewels: 15
• Setting Lever Screw/Pin Position: Right
• Balance Position: Bottom (120 - 240°)
• Shock Protection: None
• Beats per hour: 18,000
• Balance Type: Bimetallic screw balance
• Power Reserve: Unknown
• Production Period: Unknown, probably around 1935
• Country: Switzerland
• Identification: Dial side marked with ETA in an oval. Listed in the Ebauches SA catalog from 1935.
• Contributor ©: Uhrforum.de member Badener (Andreas Kelz)