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Generic winding stem for Audemars Piguet Calibre 4101 automatic movement. Stainless steel, precision-ground threads (Tap 10 standard). Enables manual winding and precise time-setting. Aftermarket replacement for worn, bent, or damaged original stems.
Fits AP 4101 (26.60mm diameter base, 34 jewels, 28,800 vph)
Designed for Millenary 4101 series with oval case (47mm×42mm)
Two crown positions: winding & time-setting (screw-down crown compatible)
Stainless steel, durable and corrosion-resistant
Drop-in replacement, no modification needed
Affordable alternative to scarce OEM stems
| Parameter | Value |
|---|---|
| Caliber | Audemars Piguet 4101 |
| Base | AP 3120 |
| Diameter | 26.60 mm (movement base) / 37.24 × 32.90 mm (oval) |
| Thickness | 13 mm (case thickness) |
| Jewels | 34 |
| Components | 253 |
| Frequency | 28,800 vph (4 Hz) |
| Power reserve | 60 hours |
| Crown positions | 2 |
| Material | Stainless steel |
| Type | Aftermarket / Generic |
Replace worn/broken stems in Audemars Piguet Millenary 4101 watches (ref. 15350ST, 15350OR, 15351ST, 15352OR) and other 4101‑based models.
Professional watch repair and restoration.
Q1: Genuine Audemars Piguet part?
No, aftermarket.
Q2: Which calibers?
4101 only (including 4101 variants in Millenary series).
Q3: Quality reliable?
Good from reputable suppliers.
Fast worldwide shipping within 3 business days.
Competitive pricing on Seiko/Hattori calibers.
3,000+ watch movements and parts in stock.
Trusted by watchmakers worldwide.
Personalized sourcing support via [email protected] or WhatsApp +86 18620212114.
