Jaeger LeCoultre® calibre # 240 alarm mainspring - with bridle - Fits calibers: 240, 240/1, 240/2 Omega® 330 generic (not original) to fit

generic (not original) to fit Panerai® Luminor

16 x 990 (39")

20mm has a hole size of 1

50 mm Pyramid-type mineral crystal

part number 1325

Jaeger LeCoultre® calibre # 240 alarm mainspring - with bridle - Fits calibers: 240, 240/1, 240/2 Omega® 330 generic (not original) to fitJaeger LeCoultre alarm mainspring with bridle, part # 7771, calibre # 240 alarm mainspring with bridle to fit Jaeger LeCoultre calibres: 240, 240 1, 240 2 *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.