Mainspring for AS 737
Height, diameter, thickness and length
1.40 × 14.0 × 0.16 × 480 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. | Height | Diameter | Thickness | Length | Type |
|---|---|---|---|---|---|
| 3813 | 1.40 mm | 14.0 mm | 0.16 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 9.
🛒 Matching mainspring in our shop
We do not currently have a mainspring with exactly these dimensions in our shop. Feel free to write to us – we can often still find a suitable spring. Contact form · All mainsprings in our shop
🔗 According to the catalogue, the same mainspring (GR 3813) also fits
❓ Frequently asked questions
Which mainspring fits the AS 737?
According to the Générale Ressorts catalogue (height × diameter × thickness × length): 1.40 × 14.0 × 0.16 × 480 mm (GR 3813, hand-wound, normal end hook).
Which other calibers use mainspring GR 3813?
According to the catalogue also in Desa 130.
🛠️ For the workshop
Watch Gasket Hytrel I-Ring Seal for Flat Round Mineral Crystals 16-40 mm, H: 0.6, 0.8, 0.85, 1.25, 1.7 mm5,95 € – 9,95 € incl. VAT *View item ›
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 ›
Original Super Luminova Thinner A61 for Lume Watch Hands, 1 g13,90 € incl. VAT *View item ›