![Jaeger LeCoultre® calibre # 17UOV mainspring](http://perrinwatchparts.com/cdn/shop/products/LC-415770_b24f204d-1026-424e-af04-1bcbb29a528e_600x600.png?v=1697230028)
Jaeger LeCoultre® mainspring, part # 770, calibre # 17UOV
mainspring to fit Jaeger LeCoultre® calibres: 17UOC, 17UOV, 414, 415, 429
* H. & W. Perrin Company Limited is independent of and not affiliated with or sponsored by Jaeger LeCoultre®. Jaeger LeCoultre® warranty does not apply to parts supplied by H. & W. Perrin Company Limited. Using generic parts may devalue your watch.