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Watch mainsprings 1.70 mm

New watch mainsprings with a width of 1.70 mm. These springs are usually supplied in their original packaging. Specifications include width x barrel diameter x thickness, and usually the length of the spring.

Easy search: simply enter the thickness x height to see which springs are in stock, along with the calibers they typically fit.

If you are looking for a mainspring for a specific caliber but aren't sure if the current spring is the right one, please email us the brand and caliber details. We will check this for you.

For other questions regarding watch mainsprings, please email: info@horlogeveren.nl

SPRINGTIME IS HERE!

per page

1.70 x 13.5 x 0.14 x 480
Calibers:

∙ Record 25, 26.
€ 9,⁹⁵
1.70 x 13.5 x 0.17 x 400
Calibers:

∙ AM 66.
∙ Helvetia 51.
€ 8,⁹⁵
1.70 x 10.0 x 0.10 x 360
Calibers:

∙ Felsa 350.
∙ BFG 20
∙ Bifora 2030
∙ Buren 381
∙ Cortebert 677C, 678, 681.
€ 9,⁹⁵
1.70 x 11.0 x 0.105 x 400
Calibers:

∙ Cattin 54
€ 11,⁹⁵
1.70 x 13.0 x 0.095 x 660
Calibers:

∙ Heuer 736/912-5 m.
€ 12,⁹⁵