![Jaeger LeCoultre® calibre # 491 special regulator for flat hairspring](http://perrinwatchparts.com/cdn/shop/products/LC-490309_2011f3d3-7e2f-4a73-877d-4fdcd7d81193_600x600.png?v=1697241125)
Jaeger LeCoultre® calibre # 491 special regulator for flat hairspring
$50.00
SKU LC-490309
Jaeger LeCoultre® special regulator for flat hairspring, part # 309, calibre # 491
special regulator for flat hairspring to fit Jaeger LeCoultre® calibres: 9OLN, 490, K490, 491
* 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.