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Jaeger-LeCoultre – mainsprings for all calibers
109 calibers with mainspring dimensions
Choose the caliber of your Jaeger-LeCoultre movement. The caliber page shows the mainspring dimensions and – if in stock – the matching mainspring from our shop.
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.
⚙️ All calibers
Jaeger-LeCoultre 0–99
- 8 RFO
- 9 OL
- 9 RO
- 9 ROBSC
- 9 VO
- 10 ROL
- 10 RP
- 11 LC
- 11 LO
- 11 LON
- 11 LSC
- 11 U
- 11 UO
- 11 USC
- 12 R
- 12" 476 Aut
- 40
- 44 & 46
- 46 A
- 46 N
- 50
- 52
- 55
- 56
- 90 L
Jaeger-LeCoultre 100–199
Jaeger-LeCoultre 200–299
Jaeger-LeCoultre 400–499
- 402 RF 8
- 403
- 404
- 406
- 407
- 408
- 409
- 410 Ă 412-UC-USC
- 414 UON
- 415
- 416.5 RF
- 417/3 B
- 425
- 426 L
- 427
- 427/1 8 RFO
- 428
- 429
- 436 LO
- 437 LSC
- 438 LO
- 445
- 449 Ă 452
- 450
- 450/4 c
- 451
- 460 OL-OLN
- 460/2 B 9 OL
- 461
- 463
- 464 12/2" - 464 A
- 467 17/19"
- 467 OA/467/2
- 468 Ă 470
- 469 AP
- 471 Ă 474
- 475 9 ROSC
- 476 A-AD
- 478
- 478 P
- 479
- 480
- 481 Aut
- 483
- 484
- 487 OB
- 488
- 489 P 1 mouv
- 489 P 1 sonn
- 490 OL-OLN
- 491
- 493
- 494
- 496 NR
Jaeger-LeCoultre 500–599
Jaeger-LeCoultre 800–899
Jaeger-LeCoultre 900–999
Jaeger-LeCoultre Other