![Jaeger LeCoultre® calibre # 10RO yoke spring](http://perrinwatchparts.com/cdn/shop/products/LC-408440_393249c7-b2b5-429d-8ae2-9f0602dd17d1_600x600.png?v=1697227976)
Jaeger LeCoultre® yoke spring, part # 440, calibre # 10RO
yoke 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.