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Omega 240-770, Main spring

Omega 240-770, Main spring

Z wliczonym podatkiem. Koszt wysyłki obliczony przy kasie.
  • Manufacturer: Prima, no: 120 G 20
  • Fits cal: R13.5, 240, 241, 242, 243, 244, 250, 251, 252
  • H: = 1,20 mm.
  • D: = 7 mm.
  • F: = 0,08 mm.
  • L: = 200 mm.
Data: Omega 244 (R 13.5 PC AM 17 p).
  • 17 jewels, manual wind.
  • Size: 17.50 x 13.50 mm.
  • H: = 3.25 mm.
  • N: = 21 600 A/h.
  • Power reserve: 46 h.

Versions:

  • R13,5: until 1949, 15 jewels (1939).
  • 240: after 1949, 15 jewels (1949).
  • 241: 15 jewels, antimagnetic (1949).
  • 242: 17 jewels (1944).
  • 243: 17 jewels, antimagnetic (1950).
  • 244: 17 jewels, incabloc (1950).
  • 245: 17 jewels, flat balance ring, 19800 A/h.
  • R13,5SC: until 1949, 17 jewels, center second (1940).
  • 250: after 1949, 17 jewels, center second (1949).
  • 251: 17 jewels, antimagnetic, center second (1950).
  • 252: 17 jewels, antimagnetic, center second, incabloc (1951).