12”’ | Hand Wind | Pin Lever | Indirect Sweeping Seconds |

Remarks:

• Roskopf type construction with indirect minute
• Movement family:
  • Brac 170: 12”’, indirect sweeping seconds, date
  • Brac 171: 12”’, small seconds, date
  • Brac 172: 12”’, no seconds, date
  • Brac 173: 13 1/2”’,indirect sweeping seconds, date
  • Brac 174: 13 1/2”’,small seconds, date
  • Brac 175: 13 1/2”’, no seconds, date
  • Brac 180: 12”’, indirect sweeping seconds, no date
  • Brac 181: 12”’, small seconds, no date
  • Brac 182: 12”’, no seconds, no date
  • Brac 183: 13 1/2”’, indirect sweeping seconds, no date
  • Brac 184: 13 1/2”’, small seconds
  • Brac 185: 13 1/2”’, no seconds
• Movements available with impulse jewel or impulse finger, and with pointed or pivoted balance staffs

• Listing ID: 21414
• Manufacturer / Brand: Brac
• Caliber: 180
• Size in French Lignes: 12'''
• 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: 15
• Setting Lever Screw/Pin Position: Right
• Balance Position: Left (240 - 360°)
• Shock Protection: None
• Beats per hour: 17,280
• Balance Type: Nickel
• Power Reserve: Approx. 30 hours
• Production Period: Unknown, probably around 1961
• Country: Switzerland
• Identification: Movement listed in the Bestfit Encyclopedia from 1961.
• Contributor ©: Anonymous