Jaeger LeCoultre® calibre # 11U balance staff - type 1 - measurement 318-70-40-30

Jaeger LeCoultre® balance staff - type 1 - measurement 318-70-40-30, part # 723-1, calibre # 11U

balance staff - type 1 - measurement 318-70-40-30 to fit Jaeger LeCoultre® calibres: 11U, 11UO, 410, 413

* 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.