5 3/4 x 6 3/4”’ | Hand Wind | Swiss Lever | No Seconds |

Remarks:

• Old caliber designation: Tissot 13 PC AM 17 pierres
• Movement family:
  • Tissot 2400: short edges round
  • Tissot 2401: short edges round, new barrel, motion works and winding
  • Tissot 2403: short edges round, new regulator and clutch wheel
  • Tissot 2404: short edges straight

• Listing ID: 10513
• Manufacturer / Brand: Tissot
• Caliber: 2401
• Size in French Lignes: 5 3/4 x 6 3/4'''
• Size range mm largest diameter: 0 - 22 mm
• Shape: Form
• Winding: Manual (Crown)
• Hands Setting: Crown
• Seconds Hand: None
• Escapement: Lever (Swiss, English, Glashütte)
• Date, Day, Month...: None
• Jewels: 17
• Setting Lever Screw/Pin Position: Left
• Balance Position: Left (240 - 360°)
• Shock Protection: Incabloc
• Beats per hour: 28,800
• Balance Type: Nickel
• Power Reserve: Approx. 36 hours
• Production Period: 1972 - 1975
• Identification: Movement marked with 2401 under the balance wheel. Original datasheet available.
• Country: Switzerland
• Contributor ©: Uhrforum.de member Badener (Andreas Kelz)