Jaeger LeCoultre® calibre # 461 hour wheel for sweep second Fits calibers: 461, 472, 473, 474, 475 Omega® 1138 10 mm is most commonly

10 mm is most commonly used for older clocks with wooden pulleys

9015 Miyota Automatic Watch Movement is a gents Mechanical Automatic Watch movement

part # 198

Rolex® 281

Jaeger LeCoultre® calibre # 461 hour wheel for sweep second Fits calibers: 461, 472, 473, 474, 475 Omega® 1138 10 mm is most commonlyJaeger LeCoultre hour wheel for sweep second, part # 255, calibre # 461 hour wheel for sweep second to fit Jaeger LeCoultre calibres: 461, 472, 473, 474, 475 *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.