![Jaeger LeCoultre® calibre # 10RO setting lever spring](http://perrinwatchparts.com/cdn/shop/products/LC-408445_dabd5bd6-b0f7-4ec4-986d-4af0dcab7716_600x600.png?v=1697227981)
Jaeger LeCoultre® setting lever spring, part # 445, calibre # 10RO
setting lever spring to fit Jaeger LeCoultre® calibres: 9RD, 9RO, 10RO, 408, 417, 428, 461, 471, 472, 473, 474, 475
* 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.