19”’ | Hand Wind | Swiss Lever | Small Seconds |

Remarks:

• Base movement:  Lépine variant of Straub / Perla 19”’ Sav. (25C)
• Movement family:
  • Alpina 1109: Lépine (open face)
  • Alpina 1110: Savonnette (hunter)
• Other movements manufactured by Straub for Alpina:
  • Alpina 1092 = Straub Model No. 23 Savonnette
  • Alpina 1128 = Straub / Perla 19”’ Sav. (25C)

• Listing ID: 21274
• Manufacturer / Brand: Alpina
• Caliber: 1109
• Size in French Lignes: 19'''
• 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: Bimetallic screw balance with Breguet hairspring
• Power Reserve: Approx. 36 hours
• Production Period: Unknown, maybe around 1930
• Country: Switzerland
• Identification: Movement marked with Alpina and 1109.
• Contributor ©: Anonymous