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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name3692x
width1.40
Ø11.8
thickness0.106
length530
calibreRX 3030/3035/3055/3075/3085 (Generic)
item No.82036920