Omega 23.4-1327, Balance, complete

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  Fits cal: 23.4, 23.4SC

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  Used OMEGA original balance in very good condition.

Technical data Omega cal: 23.4T2 (220).

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  15 jewels, manual wind, sub second.
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  S: = 23.40 mm
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  H: = 3.75 mm.
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  N: = 18.000 A/h.
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  Power reserve: 43 h.
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  Mainspring: 1.45 x 8.5 - 0.10 - 250 mm.

Versions:

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  23.4: 15 jewels, sub second, 1936
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  23.4SC: 15 jewels, sweep second, 1937
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  23.4T1: 15 jewels, minor mod. 1941
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  23.4T2: = cal: 220 after 1949
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  23.4T1SC: = cal: 230 after 1949
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  231: 15 jewels, sweep second, antimagnetic, 1951