FHF 552

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10 1/2”’ | Manual Wind | Swiss Lever | Direct Sweeping Seconds

  • Listing ID: 304
  • Manufacturer / Brand: FHF
  • Caliber: 552
  • 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: Lever (Swiss, English, Glashütte)
  • Date, Day, Month...: None
  • Jewels: 17
  • Setting Lever Screw/Pin Position: Left
  • Balance Position: Bottom (120 - 240°)
  • Shock Protection: Incabloc
  • Beats per hour: 18,000
  • Balance Type: Monometallic screw balance
  • Power Reserve: Unknown
  • Production Period: Unknown, presumably around 1960
  • Identification: Dial side marked 552. Listed in Flume K2 catalog
  • External Link: https://uhrforum.de/threads/identifizierte-uhrwerke-die-weder-bei-ranfft-lorenz-noch-im-watch-wiki-zu-finden-sind.86322/page-59#post-8370943
  • Country: Switzerland
  • Contributor ©: Uhrforum.de member buchenhain

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