Mainspring for Cyma 40
Height, diameter, thickness and length
📏 Mainspring dimensions
| GR no. | Height | Diameter | Thickness | Length | Type |
|---|---|---|---|---|---|
| 3980 | 1.45 mm | 9.0 mm | 0.11 mm | 260 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 44.
🛒 Matching mainspring in our shop
🔄 Alternative mainsprings
Mainspring 1,45-9,0-0,11-2558,99 € incl. VAT *View item
Mainspring 1,45-9,0-0,11-25510,90 € incl. VAT *View item
Mainspring 1,45-9,0-0,105-265 Eberle8,99 € incl. VAT *View item
Mainspring 1,45-9,0-0,105-285 UNIRESSOR8,99 € incl. VAT *View itemSame height, diameter equal or slightly smaller. Please check yourself before ordering.
🔗 According to the catalogue, the same mainspring (GR 3980) also fits
❓ Frequently asked questions
Which mainspring fits the Cyma 40?
According to the Générale Ressorts catalogue (height × diameter × thickness × length): 1.45 × 9.0 × 0.11 × 260 mm (GR 3980, 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 3980?
According to the catalogue also in AS 740, AS 760, AS 881, AS 938, AS 1086 and 16 other calibers.
🛠️ For the workshop
Red Teflon Hard Gasket For Watch Caseback Multi Size Listing Ø 16-42. Suitable for many brand watches such as Omega, Tissot, Junghans5,95 € – 7,95 € incl. VAT *View item ›
Swiss Luminova DIY Kit, Luminous Powder for Watch Hands, C1 C3 C5 Yellow Orange19,95 € – 59,90 € incl. VAT *View item ›
Replacement Sapphire Watch Crystal, Flat, 1.0 mm, Ø 15 - 45 mm22,40 € – 34,90 € incl. VAT *View item ›