Jaeger LeCoultre® calibre # 880 regulator for flat hairspring

Jaeger LeCoultre® regulator for flat hairspring, part # 301, calibre # 880

regulator for flat hairspring to fit Jaeger LeCoultre® calibres: 880, 880S, 881, 881S

* 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.