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

Remarks:

• According to Seiko’s datasheet, the movement is also available with 21 jewels
• Movement family:
  • Seiko 11A: no seconds
  • Seiko 1104A: sweeping seconds

• Listing ID: 10386
• Manufacturer / Brand: Seiko
• Caliber: 11A
• 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, 21
• Setting Lever Screw/Pin Position: Right
• Balance Position: Right (0 - 120°)
• Shock Protection: Seiko Diashock
• Beats per hour: 21,600
• Balance Type: Gold-plated nickel?
• Power Reserve: Unknown
• Production Period: Unknown
• Country: Japan
• Identification: Movement marked with SEIKO and 11A.
• Contributor ©: Uhrforum.de member Badener (Andreas Kelz)