Omega 561, Complete movement

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  Used Omega Constellation movement in good condition. Running but needs a full service.

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  Serial no: 23 948 715 (aprox: 1966).

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  Comes with new winding stem.

Data Omega cal: 561 (27.90 RA SC PC CAL AM Bulletin 24 p)

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  24 jewels, automatic winding, date.
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  Size: 27.90 mm.
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  H: = 5.0 mm.
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  N: = 19.800 A/h.
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  Power reserve: 50 h.

Versions without date:

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  550: 17 jewels.
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  551: 24 jewels, chronometer.
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  552: 24 jewels.

Versions with date:

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  560: 17 jewels.
• 561: 24 jewels, chronometer.
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  562: 24 jewels.
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  563: 24 jewels, quick set date.
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  564: 24 jewels, quick set date, chronometer.
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  565: 24 jewels, quick set date.
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  750: 17 jewels, day, date.
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  751: 24 jewels, day, date, chronometer.
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  752: 24 jewels, day, date.