Watch Database

Balance Staff

For Seiko 4N21-5170

Ronda #3101

A: 3.34mm

B: 1.65mm

C: 0.85mm

D: 0.43mm

E: 0.55mm

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Movement Listing

This balance staff is used by the following movements:

Movement	Shock System	Description
Elgin M323	Ordinary/None	SEE FORESTER 220
Elgin M323	Ordinary/None	SEE FORESTER 220
Jules Jurgenson 2400	Ordinary/None	CHRONOGRAPH
Valjoux 7739	Ordinary/None	18000 BPH INCA

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