Omega 331-1100, Ratchet wheel
Tax included.
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NOS OMEGA original part, not in factory packaging.
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Fits cal: 331, 333, 341, 343, 352 Chronometers.
Versions with sub second from 1949.
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330: D=30,10, shock protected, antimagnetic, H=4,55 mm. -
331: D=30,10, centenary chronometer, antimagnetic. -
332: D=30,10, antimagnetic, redesign 331. -
333: D=30,10, exenter regulator, chronometer. -
340: D=28,10, shock protected, antimagnetic, H=4,80 mm. -
341: D=28,10, centenary chronometer, antimagnetic. -
342: D=28,10, shock protected, antimagnetic, redesign 340. -
343: D=28,10, exenter regulator, chronometer. -
344: D=28,10, swan neck regulator.
Versions with center second from 1949.
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350: D=28,10, shock protected, antimagnetic, H=5,40 mm. -
351: D=28,10, shock protected, antimagnetic, redesign 350. -
352: D=28,10, exenter regulator, chronometer. -
353: D=28,10, shock protected, antimagnetic, date, H=6,10 mm. -
354: D=28,10, swan neck regulator. -
355: D=28,10, date, redesign 353.