Jaeger LeCoultre® calibre # 449 special regulator for flat hairspring Fits calibers: 449, 450, 451, 452, 463, 464, 468, 469, 470, 478, 479, 484, 488, 494 18mm Red Watch Bands Dies are made of stainless

Dies are made of stainless steel and come in diameters 45mm/50mm/55mm

It is made of fine mesh to prevent loss of parts while in solution

part # 412

020 is not interchangeable with the old plastic execution

Jaeger LeCoultre® calibre # 449 special regulator for flat hairspring Fits calibers: 449, 450, 451, 452, 463, 464, 468, 469, 470, 478, 479, 484, 488, 494 18mm Red Watch Bands Dies are made of stainlessJaeger LeCoultre special regulator for flat hairspring, part # 309, calibre # 449 special regulator for flat hairspring 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.