Jaeger LeCoultre® calibre # 449 mainspring Fits calibers: 449, 450, 451, 452, 463, 464, 468, 469, 470, 478, 479, 484, 488, 494 LeCoultre® 240 IWC 19 H 6 1/2

IWC 19 H 6 1/2

36 mm in size

18 mm (thick) x 0

Plastic domed crystal with a reflector ring

Selvyt Cloths B High-quality polishing cloth

Jaeger LeCoultre® calibre # 449 mainspring Fits calibers: 449, 450, 451, 452, 463, 464, 468, 469, 470, 478, 479, 484, 488, 494 LeCoultre® 240 IWC 19 H 6 1/2Jaeger LeCoultre mainspring, part # 770, calibre # 449 mainspring to fit Jaeger LeCoultre calibres: 449, 450, 451, 452, 463, 464, 468, 469, 470, 478, 479, 484, 488, 494 *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.