Mainspring for Eterna 845
Height, diameter, thickness and length
📏 Mainspring dimensions
| GR no. | Height | Diameter | Thickness | Length | Type |
|---|---|---|---|---|---|
| 4456 | 1.60 mm | 8.0 mm | 0.085 mm | 280 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 71.
🛒 Matching mainspring in our shop
🔄 Alternative mainsprings
Mainspring 1,60-8,0-0,09-26011,90 € incl. VAT *View item
Mainspring 1,6-8,0-0,09-27011,90 € incl. VAT *View itemSame height, diameter equal or slightly smaller. Please check yourself before ordering.
🔗 According to the catalogue, the same mainspring (GR 4456) also fits
❓ Frequently asked questions
Which mainspring fits the Eterna 845?
According to the Générale Ressorts catalogue (height × diameter × thickness × length): 1.60 × 8.0 × 0.085 × 280 mm (GR 4456, hand-wound, normal end hook).
Is this mainspring available in the shop?
An exact match is not in stock right now, but 2 similar mainsprings are possible alternatives.
Which other calibers use mainspring GR 4456?
According to the catalogue also in Eterna 905, Eterna 1076, Eterna 1076 H, Fleurier 6670, Fleurier 6676/77.
🛠️ For the workshop
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