Zenith 2542PC

Data: Zenith cal: 2542PC

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  25 jewels, automatic wind, center second, date.
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  Size: 11.5''' 25.60 mm.
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  H: = 5.65 mm.
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  N: = 21600 A/h.
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  Power reserve: 43 h.

Versions with 18000 A/h.

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  2510: 18 jewels, manual wind, no second.
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  2511: 18 jewels, manual wind, sub second.
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  2522: 17 jewels, manual wind, center second.
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  2522C: 17 jewels, manual wind, center second, date.
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  2522P: 17/28 jewels, automatic, center second.
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  2522PC: 17/28 jewels, automatic, center second, date.

Versions with 21600 A/h and exentric regulator.

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  2530: 19 jewels, manual wind, no second.
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  2531: 19 jewels, manual wind, sub second.
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  2532: 19 jewels, manual wind, center second.
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  2532C: 19 jewels, manual wind, center second, date.
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  2532P: 30 jewels, automatic, center second.
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  2532PC: 30 jewels, automatic, center second, date.
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  2540: 17 jewels, manual wind, no second.
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  2541: 17 jewels, manual wind, sub second.
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  2542: 17 jewels, manual wind, center second.
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  2542C: 17 jewels, manual wind, center second, date.
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  2542P: 25 jewels, automatic, center second.
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  2542PC: 25 jewels, automatic, center second, date.
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  2552C: 17 jewles, manual wind, center second, date.
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  2552P: 17/23 jewels, automatic, center second.
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  2552PC: 17/23 jewels, automatic, center seond, date.

Versions with 28800 A/h and exentric regulator.

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  2562: 17 jewels, manual wind, center second.
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  2562C: 17 jewels, manual wind, center second, date.
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  2562P: 23 jewels, automatic, center second.
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  2562PC: 23 jewels, automatic, center second, date.

Versions with 28800 A/h and micrometer regulator (1975-78).

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  2572: 17 jewels, manual wind, center second.
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  2572C: 17 jewels, manual wind, center second, date.
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  2572P: 17/23 jewels, automatic, center second.
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  2572PC: 17/23 jewels, automatic, center second, date.