Omega 420

Movement number: 13 928 632 (aprox: 1954).

Data: Omega 420 (26.50 SC PC AM 17 p).

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  17 jewels, manual wind, hour and minute center second display.
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  Size: 26.50 mm.
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  H: = 4.50 mm.
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  N: = 18 000 A/h.
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  Power reserve: 48 h.
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  Main spring: 1,30 x 10,5 - 0,13 - 320 AT = Double brace and hole.

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