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Generic winding stem for Audemars Piguet Calibre 3120 automatic movement. Stainless steel, precision-ground Tap 10 threads (0.90mm). Enables manual winding and precise time‑setting with hacking function. Aftermarket replacement for worn, bent, or damaged original stems.
Fits AP 3120 (26.60mm diameter, 40 jewels, 28,800 vph, 60h power reserve)
Two crown positions: winding & hacking time‑setting
Compatible with screw‑down crowns (Royal Oak, Royal Oak Offshore)
Stainless steel, durable and corrosion‑resistant
Drop‑in replacement, no modification needed
| Parameter | Value |
|---|---|
| Caliber | Audemars Piguet 3120 |
| Diameter | 26.60 mm |
| Thickness | 4.24 mm (movement) |
| Jewels | 40 |
| Components | 280 |
| Frequency | 28,800 vph (4 Hz) |
| Power reserve | 60 hours |
| Crown positions | 2 |
| Thread | 0.90 mm (Tap 10) |
| Material | Stainless steel |
| Type | Aftermarket |
Replace worn/broken stems in Royal Oak (ref. 15300, 15400, 15450, 15451, 15500), Royal Oak Offshore 42mm (ref. 15703, 15710, 26400), and other 3120‑powered models.
Professional watch repair and restoration.
Q1: Genuine Audemars Piguet part?
No, aftermarket.
Q2: Which calibers?
3120 (including 3120/3840, 3120/3940 for Royal Oak).
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.
