Eterna 1422-1497, Ball bearing for oscillating weight
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NOS ETERNA original part. Not in factory packaging.
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1 pcs.
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Fits cal: 1422, 1423, 1424, 1425, 1426
Technical data ETERNA 1422 (base caliber: 1411)
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17 Jewels, automatic winding -
Size: 12.5''' 27,6 mm. -
H: = 5.85 mm. -
N: = 18.000 A/h. -
Power reserve: 48 h. -
Mainspring: 1.55 x 11 - 0.11
Versions:
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1411: 11,5''' domed dial. -
1412: 12,5''' domed dial. -
1413: 12,5''' flat dial. -
1414: 13''' domed dial. -
1415: 13''' flat dial. -
1416: 13,5''' domed dial. -
1421: 11,5''' date, domed dial. -
1422: 12,5''' date, domed dial. -
1423: 12,5''' date, flat dial. -
1424: 13''' date, domed dial. -
1425: 13''' date, flat dial. -
1426: 13,5''' date, domed dial. - UD: = ring balance, new hairspring stud, modified hour wheel.