Omega 1120-180/1, Barrel with arbor, complete

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  Used Omega original parts in very good condition. Comes with used mainspring for cal: 1120

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  Omega part number: 20.010

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  Fits cal: 1120, 1128, 2500A

Technical data Omega: 1120 (base caliber: ETA: 2892-A2).

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  27 jewels, automatic wind, hour, minute sec display, hack feature, date.
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  Size: 12.5''' 27.20 mm.
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  H: = 4.00 mm.
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  N: = 28.800 A/h.
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  Power reserve: 47 h.

Versions:

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  1120: Base caliber.
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  1128: GMT function, Ht: 5.05 mm.

Versions with Co-axial escapement:

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  2500A: 28.800 A/h.
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  2500B: 28.800 A/h. Major redesign from 2500A.
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  2500C: 25.200 A/h. Major redesign from 2500B.