![Jaeger LeCoultre® calibre # 840 lower block complete KIF](http://perrinwatchparts.com/cdn/shop/products/LC-840381_600x600.png?v=1697246671)
Jaeger LeCoultre® lower block complete KIF, part # 381, calibre # 840
lower block complete KIF to fit Jaeger LeCoultre® calibres: 840
* 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.