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 It is made of fine

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

Covers are lined in black satin

90 mm x height 2

020 is not interchangeable with the old plastic execution

You can easily attach different designs to the small loop

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 It is made of fineJaeger 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.