Jaeger LeCoultre® calibre # 11L balance with flat hairspring, regulated Fits calibers: 11L, 11LC, 11LCN, 11LO, 11LSC, 424, 436, 437, 438, 486, 806 steel metal band Jaeger LeCoultre® crown wheel rocker

Jaeger LeCoultre® crown wheel rocker spring

Make wire sizes 3

1171 Triple Chime Chime Unit 26 1/2" has 12 steel chime rods mounted on a base

53 mm in diameter

This model has a crystal glass lens

Jaeger LeCoultre® calibre # 11L balance with flat hairspring, regulated Fits calibers: 11L, 11LC, 11LCN, 11LO, 11LSC, 424, 436, 437, 438, 486, 806 steel metal band Jaeger LeCoultre® crown wheel rockerJaeger LeCoultre balance with flat hairspring, regulated, part # 721, calibre # 11L balance with flat hairspring, regulated to fit Jaeger LeCoultre calibres: 11L, 11LC, 11LCN, 11LO, 11LSC, 424, 436, 437, 438, 486, 806 *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.