Longines 490-224, Fourth wheel, sub second

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  NOS LONGINES original part in factory sealed packaging.

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  Fits Longines cal: 490

Technical data: Longines 490 (Election 885).

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  17 jewels, manual wind, sub second.
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  Size: 13''' 28.9 mm.
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  H: = 3.20 mm.
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  N: = 21.600 A/h.
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  Power reserve: 46 h.
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  Mainspring: 1.30 - 11.5 x 0.14 mm.