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This is a genuine ETA 2671-401 winding stem, made in Switzerland, designed specifically for the ETA 2671 automatic movement. It connects the crown to the keyless works for time setting and manual winding functions. This product is brand new and original, precision-machined for smooth setting and reliable crown engagement, ideal for professional watch repair and servicing.
Part Number:2671-401
Compatible Movement:ETA 2671
Origin:Made in Switzerland
Quality:Genuine original, brand new
Thread Spec:0.90mm (Tap 10)
1. Is this winding stem an original ETA genuine part?
Yes.
2. Does the stem need to be cut during installation?
Yes. The stem is supplied at a general length and must be cut to fit the specific case length before attaching the crown. This should be performed by a qualified watchmaker.
3. Does this part come with installation tools or instructions?
No. This is a single precision component. Installation involves movement disassembly and crown attachment—requiring professional tools.
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