18 1/2”’ | Hand Wind | Swiss Lever | Small Seconds |

Remarks:

• Movement family:
  • Helvetia 18 1/2”’ H4.8 Lépine: open face movement, height 4.8 mm
  • Helvetia 18 1/2”’ H5.5 Lépine: open face movement, height 5.5 mm
  • Helvetia 18 1/2”’ H4.8 Savonnette: hunter movement, height 4.8 mm
  • Helvetia 18 1/2”’ H5.5 Savonnette: hunter movement, height 5.5 mm

• Listing ID: 2172
• Manufacturer / Brand: Helvetia
• Caliber: 18 1/2''' H4.8 Lépine
• Size in French Lignes: 18 1/2''', Height 4.8 mm
• Size range mm largest diameter: > 40 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: Right
• Balance Position: Right (0 - 120°)
• Shock Protection: None
• Beats per hour: 18,000
• Balance Type: Monometallic screw balance with Breguet hairspring
• Power Reserve: Unknown
• Production Period: Unknown
• Country: Switzerland
• Identification: Shown in the Flume K1 catalog with a slightly different plate for the hand setting wheels. Listed in the Swartchild of 1946 as Mercador Generale. Helvetia was a brand of Generale Watch.
• Contributor ©: Uhrforum.de member Badener (Andreas Kelz)
• External Link: https://uhrforum.de/threads/identifizierte-uhrwerke-die-weder-bei-ranfft-lorenz-noch-im-watch-wiki-zu-finden-sind.86322/page-41#post-5337167