RX (Generic)
Nivaflex automatic mainsprings for wristwatches (Bestfit)
Nivaflex mainsprings from Boley for automatic winders.
Nivaflex mainsprings from Boley for automatic winders.
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name3676x
width1.40
Ø11.2
thickness0.10
calibreRX 3000 (Generic)
item No.82036760