Mainspring for Omega calibres 500-501-502-503-504-505, IWC 8531 – Automatic

Mainspring for Omega movements 470, 471, 490, 491, 500, 501, 502, 503, 504, 505, automatic.

Compatible with Alpina calibre 571, AS 1656-1664-1673-1674-1675-1678-1739-1740, Benrus FD-FO, Elgin 663-664-843, Gruen 665-670, IWC 8521-8531, Tissot 26.5R21-890-891, Zenith 71.

Ready to use, pre-lubricated.

Height : 1.20 mm
Thickness : 0.10 mm
Length : 340 mm
Ø 9.5 mm

Packaging may differ from the photo.

Made in Switzerland 

Mainspring for Omega movements 470, 471, 490, 491, 500, 501, 502, 503, 504, 505, automatic.

Compatible with Alpina calibre 571, AS 1656-1664-1673-1674-1675-1678-1739-1740, Benrus FD-FO, Elgin 663-664-843, Gruen 665-670, IWC 8521-8531, Tissot 26.5R21-890-891, Zenith 71.

Ready to use, pre-lubricated.

Height : 1.20 mm
Thickness : 0.10 mm
Length : 340 mm
Ø 9.5 mm

Packaging may differ from the photo.

Made in Switzerland 

  • Brand
  • Reference
    P-RA926
  • Condition
    New
  • Country of origin
    Switzerland

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