Certina 13-10, Clutch wheel, no: 407

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  New CERTINA original part in factory packaging.

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  Fits cal: 13-10, 13-11

Data Certina cal: 13-10

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  17 jewels, manual wind.
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  S: = 5.75 x 6.75''' 13 x 15.5 mm.
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  H: = 3.50 mm.
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  N: = 18.000 A/h.
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  Power reserve: 42 h.
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  Mainspring: 1.35 x 5.5 - 0.065 - 210 mm.

Versions:

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  13-10: 18.000 A/h.
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  13-11: 19.800 A/h.