Jaeger LeCoultre® calibre # 426/1 round stud for flat hairspring 20mm Nylon Watch Bands Cyma 918 negative set

Cyma 918 negative set

Used primarily for filing slots and corners

Midget Super Buffs Made of 100% cotton

part number 35

outside diameter of crown 2

Jaeger LeCoultre® calibre # 426/1 round stud for flat hairspring 20mm Nylon Watch Bands Cyma 918 negative setJaeger LeCoultre round stud for flat hairspring, part # 738, calibre # 426 1 round stud for flat hairspring to fit Jaeger LeCoultre calibres: 426, 426 1, 426 2, 426M *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.