Mainspring for Marvin 550

Height, diameter, thickness and length

1.30 × 9.5 × 0.115 × 280 mmheight × diameter × thickness × length
Note: We have transcribed this information to the best of our knowledge from the Générale Ressorts mainspring catalogue (GR 2, 1974). All information has been carefully checked but is provided without guarantee. Please check yourself before fitting that the mainspring fits, in particular height, diameter, thickness and length.

📏 Mainspring dimensions

GR no.HeightDiameterThicknessLengthType
32931.30 mm9.5 mm0.115 mm280 mmHand-wound, normal end hook

All dimensions in millimetres. The height of a mainspring is often also called its “width”. Source: Générale Ressorts, mainspring catalogue GR 2 (March 1974), page 134.

🛒 Matching mainspring in our shop

No mainspring with exactly these dimensions in our shop at the moment.

🔄 Alternative mainsprings

Same height, diameter equal or slightly smaller. Please check yourself before ordering.

🔗 According to the catalogue, the same mainspring (GR 3293) also fits

❓ Frequently asked questions

Which mainspring fits the Marvin 550?

According to the Générale Ressorts catalogue (height × diameter × thickness × length): 1.30 × 9.5 × 0.115 × 280 mm (GR 3293, hand-wound, normal end hook).

Is this mainspring available in the shop?

An exact match is not in stock right now, but 4 similar mainsprings are possible alternatives.

Which other calibers use mainspring GR 3293?

According to the catalogue also in Bifora 111, Bifora SA 111, Marc Favre 761, Roamer 321, Roamer 322 and 1 other calibers.

All Marvin mainsprings · Mainsprings

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