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The Generic Patek Philippe Calibre 215 Winding Stem is an aftermarket replacement component designed for the iconic manually wound Calibre 215 family. This precision-machined stainless steel stem serves as the essential mechanical link between the crown and the movement‘s keyless works, enabling both manual winding and precise time-setting functions. This generic part offers a practical and accessible alternative to scarce genuine OEM components for professional servicing and restoration.
Wide 215 family compatibility – Designed for the entire Calibre 215 family, including base 215, 215 PS (small seconds), 215 PS LU (moon phase), 215 PS FUS 24H (dual time zone), and 215 SQU (skeletonized).
Two-position precision operation – Supports manual winding (position 1) and precise time-setting (position 2) via the crown.
Stainless steel construction – Machined from durable stainless steel with precision-ground threads for excellent mechanical strength and long-term wear resistance.
Cost-effective restoration – Provides a readily available alternative to scarce and expensive genuine OEM parts for routine repair and maintenance.
Drop-in replacement fit – Engineered as a direct-fit substitution for worn or damaged original stems, requiring no modification to the movement’s keyless works.
| Parameter | Value |
|---|---|
| Caliber Family | Patek Philippe Calibre 215 (manually wound) |
| Compatible Calibers | 215, 215 PS, 215 PS LU, 215 PS FUS 24H, 215 SQU, etc. |
| Genuine Part Number | 215-414/1 (split stem, inner & outer part) / Stem #401 |
| Caliber Diameter | 21.9 mm |
| Caliber Thickness | 2.55 mm (PS LU: 3.00 mm) |
| Number of Parts | 117–144 (depending on variant) |
| Number of Jewels | 18 |
| Frequency | 28,800 vph (4 Hz) |
| Power Reserve | Min. 44 hours |
| Crown Positions | 2 (winding / time-setting) |
| Material | Stainless steel |
| Product Type | Aftermarket replacement part |
| Unit Quantity | 1 piece per order |
Replacement of worn, damaged, or broken winding stems during professional servicing of Patek Philippe Calibre 215 watches, including Calatrava (Refs. 3796, 3919, 4897, 5116, 5119, 5123, 5196, 7119), Gondolo, Golden Ellipse, and Twenty~4 models.
Servicing of complication variants such as 215 PS LU (moon phase, Ref. 7121/200G), 215 PS FUS 24H (dual time zone, Ref. 4934), and 215 SQU (skeletonized).
Independent watch repair centers and service workshops performing movement overhauls that require keyless works repair.
Restoration of vintage Patek Philippe timepieces from the 1980s onward where original stem threads are stripped, the stem is bent or broken, or crown functionality is compromised.
Q1: Is this winding stem an authentic genuine Patek Philippe part?
No, this is a generic aftermarket replacement product, not manufactured by Patek Philippe. It is designed to meet the compatible specifications for the Calibre 215 family and should not be confused with original factory components (genuine part number is 215-414/1 or Stem #401).
Q2: Which calibers is this generic stem compatible with?
It is compatible with the entire Calibre 215 manually wound family, including the base 215, 215 PS (small seconds), 215 PS LU (moon phase), 215 PS FUS 24H (dual time zone), and 215 SQU (skeletonized), all of which share the same keyless works architecture. Always verify with your specific movement reference before purchase.
Q3: What is the quality of this generic replacement stem?
As a generic aftermarket product, quality can vary between suppliers. Our replacement stems are manufactured from stainless steel and designed to meet the mechanical specifications for reliable winding and time-setting function. For museum-grade restorations requiring absolute authenticity, genuine OEM parts are recommended; for routine servicing and daily-wear restoration, a quality generic stem offers a practical solution.
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