Omega 484-2639, Screw for crown wheel core

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  Used Omega original part in very good condition.
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  1 pcs.
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  Fits cal: 484

Data Omega cal: 484 (12.50 PC T4 AM 17 p).

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  17 jewels, manual wind.
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  Size: 15,20 x 12,50 mm.
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  H: = 3,20 mm.
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  N: = 19.800 A/h.
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  Power reserve: 40 h.

Versions:

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  480: screw balance, Kif-Duofix.
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  481: screw balance, Kif-Duofix.
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  482: flat balance ring, Kif-Duofix.
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  483: flat balance ring.
• 484: flat balance ring, new main spring.
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  485: flat balance ring, adjustable stud carrier, 21600.