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The Genuine Sellita SW200-1141 Automatic Device Lower Bridge is an original OEM component for the widely used Sellita SW200-1 automatic movement. Manufactured in Switzerland, this high‑grade steel bridge is an essential structural part that supports and secures the automatic winding module, including the reversing wheels and the oscillating weight shaft. As a brand‑new, authentic spare part, it ensures a perfect factory fit and restores the reliable operation of the automatic winding system, making it a crucial component for professional movement overhauls.
Genuine Sellita Component – Manufactured in Switzerland, this is an authentic OEM spare part, certified for compatibility and reliability.
Structural Core of the Automatic Module – Forms the lower foundation for the automatic winding mechanism, precisely positioning the reversing wheels and the oscillating weight.
Precision Machined – Crafted from high-grade steel to exacting OEM tolerances, guaranteeing a precise fit and smooth interaction of all moving parts.
Supports Automatic Functionality – Ensures that the rotor’s energy is correctly and efficiently transmitted to the mainspring, maintaining the movement’s standard 41-hour power reserve.
Essential for Professional Service – Replacing this bridge is a standard part of a full service, as its pins and plate are subject to wear, affecting the stability of the entire winding train.
| Parameter | Value |
|---|---|
| Compatible Calibers | Sellita SW200-1 / SW220-1 (and all variants) |
| Part Number | SW200-1141 |
| Component Type | Automatic Device Lower Bridge |
| Material | High-grade Steel |
| Origin | Switzerland |
| Associated Screw | SW200-51141 (for securing the bridge) |
| Movement Details | 25.6 mm diameter, 4.6 mm thick, 26 jewels, 28,800 bph, 41h power reserve |
Direct replacement for a worn or damaged automatic device lower bridge during a full overhaul of a Sellita SW200-1 movement.
An indispensable part for professional watchmakers servicing a vast range of watches that use the Sellita SW200-1 caliber, from micro-brands to established names like Oris, Sinn, or Longines.
Use with the corresponding screw (SW200-51141) to ensure correct torque and fitment.
Q1: Is this a genuine Sellita part or an aftermarket replica?
This is a 100% genuine, brand‑new Sellita OEM part, manufactured in Switzerland to exacting factory standards.
Q2: Which calibers is this part compatible with?
It is designed for the SW200-1 and SW220-1 (day-date) families, which are the direct successors and main alternatives to the ETA 2824.
Q3: Why would this bridge need replacement?
The bridge’s guide pins and pivot holes are friction points. Over time, they can wear, leading to increased play and reduced winding efficiency. Replacement is a standard part of a full movement service.
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