Watch Database

Balance Staff

For Seiko 2B21-5140

Ronda #4190

A: 3.6mm

B: 2.3mm

C: 0.9mm

D: 0.37mm

E: 0.5mm

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Movement Listing

This balance staff is used by the following movements:

Movement	Shock System	Description
Seiko 7N82-0BX0	Ordinary/None	SEIKO CASE REFERENCE COSERVE 2005
Seiko 8123-7020	Ordinary/None	SEIKO CASE REFERENCE
Doxa 40	Ordinary/None	AS 1012

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