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

Remarks:

• Movement family:
  • Revue / Thommen 78: small seconds
  • Revue / Thommen 78 SC: sweeping seconds

• Listing ID: 19154
• Manufacturer / Brand: Revue / Thommen
• Caliber: 78
• Size in French Lignes: 8 3/4'''
• Size range mm largest diameter: 0 - 22 mm
• Shape: Round
• 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: Unknown, probably around 1949
• Country: Switzerland
• Identification: Listed in the Paulson catalog from 1950 and in the "Official Catalogue of genuine Swiss Watch repair parts" from 1949.
• Contributor ©: Uhrforum.de member Badener (Andreas Kelz)