![Jaeger LeCoultre® calibre # 427 stem spring](http://perrinwatchparts.com/cdn/shop/products/LC-496447_da90a3b0-e6af-4e80-90aa-80e39f4cbe7c_600x600.png?v=1697234943)
Jaeger LeCoultre® stem spring, part # 447, calibre # 427
stem spring to fit Jaeger LeCoultre® calibres: 8RF, 8RFO, 402, 427
* 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.