Jaeger LeCoultre® calibre # 489 alarm and mechan mainspring - with bridle - see part #7771 cal. 489 Fits calibers: 489, 489/1, 601 mechan, 814, 815, 825, K814, P489 Tissot Genuine Crystals Hanhart 72

Hanhart 72

cannon pinion with clam-notch for sweep second to fit Jaeger LeCoultre® calibres: 911

Timex® REF 23-927917

16 x 483 (19")

This is the largest diameter lens we have in a 10x magnification

Jaeger LeCoultre® calibre # 489 alarm and mechan mainspring - with bridle - see part #7771 cal. 489 Fits calibers: 489, 489/1, 601 mechan, 814, 815, 825, K814, P489 Tissot Genuine Crystals Hanhart 72Jaeger LeCoultre alarm and mechan mainspring with bridle, part # 7771, calibre # 489 alarm and mechan mainspring with bridleto 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.