10 1/2”’ | Hand Wind | Pin Lever | Direct Sweeping Seconds |

Remarks:

• Rocking bar winding
• Click on the dial side
• Movement family:
  • EB 1553: 10 1/2”’
  • EB 1554: 11 1/2”’
  • EB 1579: 10 1/2”’, date

• Listing ID: 6851
• Manufacturer / Brand: EB
• Caliber: 1553
• Size in French Lignes: 10 1/2'''
• Size range mm largest diameter: 22 - 31 mm
• Shape: Round
• Winding: Manual (Crown)
• Hands Setting: Crown
• Seconds Hand: Sweeping seconds (central seconds)
• Escapement: Pin Lever
• Date, Day, Month...: None
• Jewels: 17
• Setting Lever Screw/Pin Position: Left
• Balance Position: Bottom (120 - 240°)
• Shock Protection: KIF Protechoc
• Beats per hour: 18,000
• Balance Type: Nickel
• Power Reserve: Unknown
• Production Period: Unknown, probably around 1957
• Country: Switzerland
• Identification: Marked with EB logo and 1553 under the balance wheel. Listed in the Flume K2 catalog from 1962.
• Contributor ©: Uhrforum.de member Badener (Andreas Kelz)