Jaeger LeCoultre® calibre # 489 alarm intermediate crown wheel screw Fits calibers: 489, 489/1, 601 mechan, 814, 815, 825, K814, P489 metric die total height of the crown

total height of the crown including pipe is 4

you will need to shake or swing the watch from 800 to 2

pallet bridge to fit Jaeger LeCoultre® calibres: 489

allowing this movement to be a direct replacement for ESA (ETA) movements 578

Omega® 284

Jaeger LeCoultre® calibre # 489 alarm intermediate crown wheel screw Fits calibers: 489, 489/1, 601 mechan, 814, 815, 825, K814, P489 metric die total height of the crownJaeger LeCoultre alarm intermediate crown wheel screw, part # 57428, calibre # 489 alarm intermediate crown wheel screw to fit Jaeger LeCoultre calibres: 489, 489 1, P489, 601 mechan, 814, K814, 815, 825 *Perrin Supply Ltd is independent of and not affiliated with or sponsored by Jaeger LeCoultre. Jaeger LeCoultre warranty does not apply to parts supplied byPerrin Supply Ltd. Using generic parts may devalue your watch.