Omega 1152-2557/1, Date disc

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  New Omega genuine part.

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  Fits cal: 1152, 1154, 1155, 1156, 1158, 1164

Versions:

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  1150: day, date, month, moon phase, 24 h display, (ETA/Valjoux 7751).
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  1151: day, date, month, 24 h display, (ETA/Valjoux 7751).
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  1152: date, (Eta/Valjoux 7750).
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  1154: date, chronometer, (ETA/Valjoux 7750).
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  1155: date, (ETA/Valjoux 7750).
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  1156: date, base 1155, for Louis Brandt collection, (ETA/Valjoux 7750).
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  1158: date, base 1155, for Louis Brandt collection, 21 K gold rotor, (ETA/Valjoux 7750).
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  1164: date, base 1152/1154, chronometer, (Eta/Valjoux 7750).