Mainspring for Alpina 297
Height, diameter, thickness and length
📏 Mainspring dimensions
| GR no. | Height | Diameter | Thickness | Length | Type |
|---|---|---|---|---|---|
| 3847 | 1.40 mm | 15.0 mm | 0.18 mm | 480 mm | Hand-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 1.
🛒 Matching mainspring in our shop
🔄 Alternative mainsprings
Same height, diameter equal or slightly smaller. Please check yourself before ordering.
🔗 According to the catalogue, the same mainspring (GR 3847) also fits
❓ Frequently asked questions
Which mainspring fits the Alpina 297?
According to the Générale Ressorts catalogue (height × diameter × thickness × length): 1.40 × 15.0 × 0.18 × 480 mm (GR 3847, hand-wound, normal end hook).
Is this mainspring available in the shop?
An exact match is not in stock right now, but 1 similar mainsprings are possible alternatives.
Which other calibers use mainspring GR 3847?
According to the catalogue also in Alpina 331, Alpina 335, Alpina 797, Bulova 17 M, Cyma 784 à 787 and 4 other calibers.
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