Mainspring for Doxa 138
Height, diameter, thickness and length
📏 Mainspring dimensions
| GR no. | Height | Diameter | Thickness | Length | Type |
|---|---|---|---|---|---|
| 4208 | 1.50 mm | 11.5 mm | 0.135 mm | 360 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 50.
đź›’ Matching mainspring in our shop
🔄 Alternative mainsprings
Same height, diameter equal or slightly smaller. Please check yourself before ordering.
đź”— According to the catalogue, the same mainspring (GR 4208) also fits
- AS 1188
- AS 1189
- AS 1342
- AS 1408
- Dorly 6300
- Girard-Perregaux 26
- Landeron 501
- Landeron 502
- Silvana 1577
- Unitas 640 Ă 642
- Unitas 646
- Unitas 647
- Unitas 650
- Unitas 651
- Unitas 656
- Unitas 657
- Unitas 6320
- Unitas 6321
- Unitas 6340
- Unitas 6340 N
- Unitas 6342
- Unitas 6342 N
- Unitas 6343
- Unitas 6343 N
- Unitas 6344
- Unitas 6345
- Unitas 6346
- Unitas 6346 N. 6347
- Unitas 6450/6450 N
- Unitas 6452
- Unitas 6452 N
- Unitas 6453 Ă 6457
- Unitas 6456 N
- Unitas 6460. 6460 N
âť“ Frequently asked questions
Which mainspring fits the Doxa 138?
According to the Générale Ressorts catalogue (height × diameter × thickness × length): 1.50 × 11.5 × 0.135 × 360 mm (GR 4208, 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 4208?
According to the catalogue also in AS 1188, AS 1189, AS 1342, AS 1408, Dorly 6300 and 29 other calibers.
🛠️ For the workshop
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